From f3743ad74bb263eae16b6c53b7e884ce7a90e91c Mon Sep 17 00:00:00 2001
From: Nathan Bergey <nathan.bergey@gmail.com>
Date: Sun, 12 May 2019 16:13:13 -0400
Subject: [PATCH] Find overlapping passes experiment

---
 .gitignore                |   1 -
 Pipfile                   |  14 ++
 Pipfile.lock              | 488 ++++++++++++++++++++++++++++++++++++++
 find_overlap_passes.ipynb | 135 +++++++++++
 4 files changed, 637 insertions(+), 1 deletion(-)
 create mode 100644 Pipfile
 create mode 100644 Pipfile.lock
 create mode 100644 find_overlap_passes.ipynb

diff --git a/.gitignore b/.gitignore
index 6a18ad4..ee531ff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -93,4 +93,3 @@ ENV/
 
 # Rope project settings
 .ropeproject
-
diff --git a/Pipfile b/Pipfile
new file mode 100644
index 0000000..7b5cf8c
--- /dev/null
+++ b/Pipfile
@@ -0,0 +1,14 @@
+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+jupyter = "*"
+matplotlib = "*"
+ephem = "*"
+
+[requires]
+python_version = "3.6"
diff --git a/Pipfile.lock b/Pipfile.lock
new file mode 100644
index 0000000..bef6cee
--- /dev/null
+++ b/Pipfile.lock
@@ -0,0 +1,488 @@
+{
+    "_meta": {
+        "hash": {
+            "sha256": "1c88581b34d43e7e0a4bbea1a97e73d2ff8cea1a927ad939624490f0fe6b5639"
+        },
+        "pipfile-spec": 6,
+        "requires": {
+            "python_version": "3.6"
+        },
+        "sources": [
+            {
+                "name": "pypi",
+                "url": "https://pypi.org/simple",
+                "verify_ssl": true
+            }
+        ]
+    },
+    "default": {
+        "attrs": {
+            "hashes": [
+                "sha256:69c0dbf2ed392de1cb5ec704444b08a5ef81680a61cb899dc08127123af36a79",
+                "sha256:f0b870f674851ecbfbbbd364d6b5cbdff9dcedbc7f3f5e18a6891057f21fe399"
+            ],
+            "version": "==19.1.0"
+        },
+        "backcall": {
+            "hashes": [
+                "sha256:38ecd85be2c1e78f77fd91700c76e14667dc21e2713b63876c0eb901196e01e4",
+                "sha256:bbbf4b1e5cd2bdb08f915895b51081c041bac22394fdfcfdfbe9f14b77c08bf2"
+            ],
+            "version": "==0.1.0"
+        },
+        "bleach": {
+            "hashes": [
+                "sha256:213336e49e102af26d9cde77dd2d0397afabc5a6bf2fed985dc35b5d1e285a16",
+                "sha256:3fdf7f77adcf649c9911387df51254b813185e32b2c6619f690b593a617e19fa"
+            ],
+            "version": "==3.1.0"
+        },
+        "cycler": {
+            "hashes": [
+                "sha256:1d8a5ae1ff6c5cf9b93e8811e581232ad8920aeec647c37316ceac982b08cb2d",
+                "sha256:cd7b2d1018258d7247a71425e9f26463dfb444d411c39569972f4ce586b0c9d8"
+            ],
+            "version": "==0.10.0"
+        },
+        "decorator": {
+            "hashes": [
+                "sha256:86156361c50488b84a3f148056ea716ca587df2f0de1d34750d35c21312725de",
+                "sha256:f069f3a01830ca754ba5258fde2278454a0b5b79e0d7f5c13b3b97e57d4acff6"
+            ],
+            "version": "==4.4.0"
+        },
+        "defusedxml": {
+            "hashes": [
+                "sha256:6687150770438374ab581bb7a1b327a847dd9c5749e396102de3fad4e8a3ef93",
+                "sha256:f684034d135af4c6cbb949b8a4d2ed61634515257a67299e5f940fbaa34377f5"
+            ],
+            "version": "==0.6.0"
+        },
+        "entrypoints": {
+            "hashes": [
+                "sha256:589f874b313739ad35be6e0cd7efde2a4e9b6fea91edcc34e58ecbb8dbe56d19",
+                "sha256:c70dd71abe5a8c85e55e12c19bd91ccfeec11a6e99044204511f9ed547d48451"
+            ],
+            "version": "==0.3"
+        },
+        "ephem": {
+            "hashes": [
+                "sha256:3884de133045d2f12784ef456c0f5557139a247b88d2c26097f7bd420803ed7f",
+                "sha256:4bcd9899863ef04f4e75d894a6973dce4b4d16baeb8c2e96fb66bd3c677491a2",
+                "sha256:6a2e445ba3a1e6bd9d6dedcafa4dda83957f4f9b0efac3d642974c55faebcfa4",
+                "sha256:7a4c82b1def2893e02aec0394f108d24adb17bd7b0ca6f4bc78eb7120c0212ac",
+                "sha256:7af6d726c3d903087c284e3dd72c5cda2b5438e84f2d564314469f0fb7494fab",
+                "sha256:9ea5c8d9b407fe151cece238d13e3ca12114ac5c73269ef6541bf65b208048a3",
+                "sha256:bb3e04e981352ab8c6049325533944b882d9be1bf13c19be5d85b918ba75723f",
+                "sha256:f19a380f83f36e56e6e499bf673a43c42ed28c766c9cafb4326b5defcca0a116",
+                "sha256:fd15421938cac27cd87c3b73c81e4695ab7a22cd37d43e05090140f5d48392d8"
+            ],
+            "index": "pypi",
+            "version": "==3.7.6.0"
+        },
+        "ipykernel": {
+            "hashes": [
+                "sha256:0aeb7ec277ac42cc2b59ae3d08b10909b2ec161dc6908096210527162b53675d",
+                "sha256:0fc0bf97920d454102168ec2008620066878848fcfca06c22b669696212e292f"
+            ],
+            "version": "==5.1.0"
+        },
+        "ipython": {
+            "hashes": [
+                "sha256:54c5a8aa1eadd269ac210b96923688ccf01ebb2d0f21c18c3c717909583579a8",
+                "sha256:e840810029224b56cd0d9e7719dc3b39cf84d577f8ac686547c8ba7a06eeab26"
+            ],
+            "markers": "python_version >= '3.3'",
+            "version": "==7.5.0"
+        },
+        "ipython-genutils": {
+            "hashes": [
+                "sha256:72dd37233799e619666c9f639a9da83c34013a73e8bbc79a7a6348d93c61fab8",
+                "sha256:eb2e116e75ecef9d4d228fdc66af54269afa26ab4463042e33785b887c628ba8"
+            ],
+            "version": "==0.2.0"
+        },
+        "ipywidgets": {
+            "hashes": [
+                "sha256:0f2b5cde9f272cb49d52f3f0889fdd1a7ae1e74f37b48dac35a83152780d2b7b",
+                "sha256:a3e224f430163f767047ab9a042fc55adbcab0c24bbe6cf9f306c4f89fdf0ba3"
+            ],
+            "version": "==7.4.2"
+        },
+        "jedi": {
+            "hashes": [
+                "sha256:2bb0603e3506f708e792c7f4ad8fc2a7a9d9c2d292a358fbbd58da531695595b",
+                "sha256:2c6bcd9545c7d6440951b12b44d373479bf18123a401a52025cf98563fbd826c"
+            ],
+            "version": "==0.13.3"
+        },
+        "jinja2": {
+            "hashes": [
+                "sha256:065c4f02ebe7f7cf559e49ee5a95fb800a9e4528727aec6f24402a5374c65013",
+                "sha256:14dd6caf1527abb21f08f86c784eac40853ba93edb79552aa1e4b8aef1b61c7b"
+            ],
+            "version": "==2.10.1"
+        },
+        "jsonschema": {
+            "hashes": [
+                "sha256:0c0a81564f181de3212efa2d17de1910f8732fa1b71c42266d983cd74304e20d",
+                "sha256:a5f6559964a3851f59040d3b961de5e68e70971afb88ba519d27e6a039efff1a"
+            ],
+            "version": "==3.0.1"
+        },
+        "jupyter": {
+            "hashes": [
+                "sha256:3e1f86076bbb7c8c207829390305a2b1fe836d471ed54be66a3b8c41e7f46cc7",
+                "sha256:5b290f93b98ffbc21c0c7e749f054b3267782166d72fa5e3ed1ed4eaf34a2b78",
+                "sha256:d9dc4b3318f310e34c82951ea5d6683f67bed7def4b259fafbfe4f1beb1d8e5f"
+            ],
+            "index": "pypi",
+            "version": "==1.0.0"
+        },
+        "jupyter-client": {
+            "hashes": [
+                "sha256:b5f9cb06105c1d2d30719db5ffb3ea67da60919fb68deaefa583deccd8813551",
+                "sha256:c44411eb1463ed77548bc2d5ec0d744c9b81c4a542d9637c7a52824e2121b987"
+            ],
+            "version": "==5.2.4"
+        },
+        "jupyter-console": {
+            "hashes": [
+                "sha256:308ce876354924fb6c540b41d5d6d08acfc946984bf0c97777c1ddcb42e0b2f5",
+                "sha256:cc80a97a5c389cbd30252ffb5ce7cefd4b66bde98219edd16bf5cb6f84bb3568"
+            ],
+            "version": "==6.0.0"
+        },
+        "jupyter-core": {
+            "hashes": [
+                "sha256:927d713ffa616ea11972534411544589976b2493fc7e09ad946e010aa7eb9970",
+                "sha256:ba70754aa680300306c699790128f6fbd8c306ee5927976cbe48adacf240c0b7"
+            ],
+            "version": "==4.4.0"
+        },
+        "kiwisolver": {
+            "hashes": [
+                "sha256:05b5b061e09f60f56244adc885c4a7867da25ca387376b02c1efc29cc16bcd0f",
+                "sha256:26f4fbd6f5e1dabff70a9ba0d2c4bd30761086454aa30dddc5b52764ee4852b7",
+                "sha256:3b2378ad387f49cbb328205bda569b9f87288d6bc1bf4cd683c34523a2341efe",
+                "sha256:400599c0fe58d21522cae0e8b22318e09d9729451b17ee61ba8e1e7c0346565c",
+                "sha256:47b8cb81a7d18dbaf4fed6a61c3cecdb5adec7b4ac292bddb0d016d57e8507d5",
+                "sha256:53eaed412477c836e1b9522c19858a8557d6e595077830146182225613b11a75",
+                "sha256:58e626e1f7dfbb620d08d457325a4cdac65d1809680009f46bf41eaf74ad0187",
+                "sha256:5a52e1b006bfa5be04fe4debbcdd2688432a9af4b207a3f429c74ad625022641",
+                "sha256:5c7ca4e449ac9f99b3b9d4693debb1d6d237d1542dd6a56b3305fe8a9620f883",
+                "sha256:682e54f0ce8f45981878756d7203fd01e188cc6c8b2c5e2cf03675390b4534d5",
+                "sha256:79bfb2f0bd7cbf9ea256612c9523367e5ec51d7cd616ae20ca2c90f575d839a2",
+                "sha256:7f4dd50874177d2bb060d74769210f3bce1af87a8c7cf5b37d032ebf94f0aca3",
+                "sha256:8944a16020c07b682df861207b7e0efcd2f46c7488619cb55f65882279119389",
+                "sha256:8aa7009437640beb2768bfd06da049bad0df85f47ff18426261acecd1cf00897",
+                "sha256:939f36f21a8c571686eb491acfffa9c7f1ac345087281b412d63ea39ca14ec4a",
+                "sha256:9733b7f64bd9f807832d673355f79703f81f0b3e52bfce420fc00d8cb28c6a6c",
+                "sha256:a02f6c3e229d0b7220bd74600e9351e18bc0c361b05f29adae0d10599ae0e326",
+                "sha256:a0c0a9f06872330d0dd31b45607197caab3c22777600e88031bfe66799e70bb0",
+                "sha256:acc4df99308111585121db217681f1ce0eecb48d3a828a2f9bbf9773f4937e9e",
+                "sha256:b64916959e4ae0ac78af7c3e8cef4becee0c0e9694ad477b4c6b3a536de6a544",
+                "sha256:d3fcf0819dc3fea58be1fd1ca390851bdb719a549850e708ed858503ff25d995",
+                "sha256:d52e3b1868a4e8fd18b5cb15055c76820df514e26aa84cc02f593d99fef6707f",
+                "sha256:db1a5d3cc4ae943d674718d6c47d2d82488ddd94b93b9e12d24aabdbfe48caee",
+                "sha256:e3a21a720791712ed721c7b95d433e036134de6f18c77dbe96119eaf7aa08004",
+                "sha256:e8bf074363ce2babeb4764d94f8e65efd22e6a7c74860a4f05a6947afc020ff2",
+                "sha256:f16814a4a96dc04bf1da7d53ee8d5b1d6decfc1a92a63349bb15d37b6a263dd9",
+                "sha256:f2b22153870ca5cf2ab9c940d7bc38e8e9089fa0f7e5856ea195e1cf4ff43d5a",
+                "sha256:f790f8b3dff3d53453de6a7b7ddd173d2e020fb160baff578d578065b108a05f"
+            ],
+            "version": "==1.1.0"
+        },
+        "markupsafe": {
+            "hashes": [
+                "sha256:00bc623926325b26bb9605ae9eae8a215691f33cae5df11ca5424f06f2d1f473",
+                "sha256:09027a7803a62ca78792ad89403b1b7a73a01c8cb65909cd876f7fcebd79b161",
+                "sha256:09c4b7f37d6c648cb13f9230d847adf22f8171b1ccc4d5682398e77f40309235",
+                "sha256:1027c282dad077d0bae18be6794e6b6b8c91d58ed8a8d89a89d59693b9131db5",
+                "sha256:24982cc2533820871eba85ba648cd53d8623687ff11cbb805be4ff7b4c971aff",
+                "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b",
+                "sha256:43a55c2930bbc139570ac2452adf3d70cdbb3cfe5912c71cdce1c2c6bbd9c5d1",
+                "sha256:46c99d2de99945ec5cb54f23c8cd5689f6d7177305ebff350a58ce5f8de1669e",
+                "sha256:500d4957e52ddc3351cabf489e79c91c17f6e0899158447047588650b5e69183",
+                "sha256:535f6fc4d397c1563d08b88e485c3496cf5784e927af890fb3c3aac7f933ec66",
+                "sha256:62fe6c95e3ec8a7fad637b7f3d372c15ec1caa01ab47926cfdf7a75b40e0eac1",
+                "sha256:6dd73240d2af64df90aa7c4e7481e23825ea70af4b4922f8ede5b9e35f78a3b1",
+                "sha256:717ba8fe3ae9cc0006d7c451f0bb265ee07739daf76355d06366154ee68d221e",
+                "sha256:79855e1c5b8da654cf486b830bd42c06e8780cea587384cf6545b7d9ac013a0b",
+                "sha256:7c1699dfe0cf8ff607dbdcc1e9b9af1755371f92a68f706051cc8c37d447c905",
+                "sha256:88e5fcfb52ee7b911e8bb6d6aa2fd21fbecc674eadd44118a9cc3863f938e735",
+                "sha256:8defac2f2ccd6805ebf65f5eeb132adcf2ab57aa11fdf4c0dd5169a004710e7d",
+                "sha256:98c7086708b163d425c67c7a91bad6e466bb99d797aa64f965e9d25c12111a5e",
+                "sha256:9add70b36c5666a2ed02b43b335fe19002ee5235efd4b8a89bfcf9005bebac0d",
+                "sha256:9bf40443012702a1d2070043cb6291650a0841ece432556f784f004937f0f32c",
+                "sha256:ade5e387d2ad0d7ebf59146cc00c8044acbd863725f887353a10df825fc8ae21",
+                "sha256:b00c1de48212e4cc9603895652c5c410df699856a2853135b3967591e4beebc2",
+                "sha256:b1282f8c00509d99fef04d8ba936b156d419be841854fe901d8ae224c59f0be5",
+                "sha256:b2051432115498d3562c084a49bba65d97cf251f5a331c64a12ee7e04dacc51b",
+                "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6",
+                "sha256:c8716a48d94b06bb3b2524c2b77e055fb313aeb4ea620c8dd03a105574ba704f",
+                "sha256:cd5df75523866410809ca100dc9681e301e3c27567cf498077e8551b6d20e42f",
+                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7"
+            ],
+            "version": "==1.1.1"
+        },
+        "matplotlib": {
+            "hashes": [
+                "sha256:1ae6549976b6ceb6ee426272a28c0fc9715b3e3669694d560c8f661c5b39e2c5",
+                "sha256:4d4250bf508dd07cca3b43888097f873cadb66eec6ac63dbbfb798798ec07af2",
+                "sha256:53af2e01d7f1700ed2b64a9091bc865360c9c4032f625451c4589a826854c787",
+                "sha256:63e498067d32d627111cd1162cae1621f1221f9d4c6a9745dd7233f29de581b6",
+                "sha256:7169a34971e398dd58e87e173f97366fd88a3fa80852704530433eb224a8ca57",
+                "sha256:91c54d6bb9eeaaff965656c5ea6cbdcbf780bad8462ac99b30b451548194746f",
+                "sha256:aeef177647bb3fccfe09065481989d7dfc5ac59e9367d6a00a3481062cf651e4",
+                "sha256:cf8ae10559a78aee0409ede1e9d4fda03895433eeafe609dd9ed67e45f552db0",
+                "sha256:d51d0889d1c4d51c51a9822265c0494ea3e70a52bdd88358e0863daca46fa23a",
+                "sha256:de5ccd3500247f85fe4f9fad90f80a8bd397e4f110a4c33fabf95f07403e8372",
+                "sha256:e1d33589e32f482d0a7d1957bf473d43341115d40d33f578dad44432e47df7b7",
+                "sha256:e8d1939262aa6b36d0c51f50a50a43a04b9618d20db31e6c0192b1463067aeef",
+                "sha256:e918d51b1fda82a65fdf52d2f3914b2246481cc2a9cd10e223e6be6078916ff3"
+            ],
+            "index": "pypi",
+            "version": "==3.0.3"
+        },
+        "mistune": {
+            "hashes": [
+                "sha256:59a3429db53c50b5c6bcc8a07f8848cb00d7dc8bdb431a4ab41920d201d4756e",
+                "sha256:88a1051873018da288eee8538d476dffe1262495144b33ecb586c4ab266bb8d4"
+            ],
+            "version": "==0.8.4"
+        },
+        "nbconvert": {
+            "hashes": [
+                "sha256:138381baa41d83584459b5cfecfc38c800ccf1f37d9ddd0bd440783346a4c39c",
+                "sha256:4a978548d8383f6b2cfca4a3b0543afb77bc7cb5a96e8b424337ab58c12da9bc"
+            ],
+            "version": "==5.5.0"
+        },
+        "nbformat": {
+            "hashes": [
+                "sha256:b9a0dbdbd45bb034f4f8893cafd6f652ea08c8c1674ba83f2dc55d3955743b0b",
+                "sha256:f7494ef0df60766b7cabe0a3651556345a963b74dbc16bc7c18479041170d402"
+            ],
+            "version": "==4.4.0"
+        },
+        "notebook": {
+            "hashes": [
+                "sha256:573e0ae650c5d76b18b6e564ba6d21bf321d00847de1d215b418acb64f056eb8",
+                "sha256:f64fa6624d2323fbef6210a621817d6505a45d0d4a9367f1843b20a38a4666ee"
+            ],
+            "version": "==5.7.8"
+        },
+        "numpy": {
+            "hashes": [
+                "sha256:0e2eed77804b2a6a88741f8fcac02c5499bba3953ec9c71e8b217fad4912c56c",
+                "sha256:1c666f04553ef70fda54adf097dbae7080645435fc273e2397f26bbf1d127bbb",
+                "sha256:1f46532afa7b2903bfb1b79becca2954c0a04389d19e03dc73f06b039048ac40",
+                "sha256:315fa1b1dfc16ae0f03f8fd1c55f23fd15368710f641d570236f3d78af55e340",
+                "sha256:3d5fcea4f5ed40c3280791d54da3ad2ecf896f4c87c877b113576b8280c59441",
+                "sha256:48241759b99d60aba63b0e590332c600fc4b46ad597c9b0a53f350b871ef0634",
+                "sha256:4b4f2924b36d857cf302aec369caac61e43500c17eeef0d7baacad1084c0ee84",
+                "sha256:54fe3b7ed9e7eb928bbc4318f954d133851865f062fa4bbb02ef8940bc67b5d2",
+                "sha256:5a8f021c70e6206c317974c93eaaf9bc2b56295b6b1cacccf88846e44a1f33fc",
+                "sha256:754a6be26d938e6ca91942804eb209307b73f806a1721176278a6038869a1686",
+                "sha256:771147e654e8b95eea1293174a94f34e2e77d5729ad44aefb62fbf8a79747a15",
+                "sha256:78a6f89da87eeb48014ec652a65c4ffde370c036d780a995edaeb121d3625621",
+                "sha256:7fde5c2a3a682a9e101e61d97696687ebdba47637611378b4127fe7e47fdf2bf",
+                "sha256:80d99399c97f646e873dd8ce87c38cfdbb668956bbc39bc1e6cac4b515bba2a0",
+                "sha256:88a72c1e45a0ae24d1f249a529d9f71fe82e6fa6a3fd61414b829396ec585900",
+                "sha256:a4f4460877a16ac73302a9c077ca545498d9fe64e6a81398d8e1a67e4695e3df",
+                "sha256:a61255a765b3ac73ee4b110b28fccfbf758c985677f526c2b4b39c48cc4b509d",
+                "sha256:ab4896a8c910b9a04c0142871d8800c76c8a2e5ff44763513e1dd9d9631ce897",
+                "sha256:abbd6b1c2ef6199f4b7ca9f818eb6b31f17b73a6110aadc4e4298c3f00fab24e",
+                "sha256:b16d88da290334e33ea992c56492326ea3b06233a00a1855414360b77ca72f26",
+                "sha256:b78a1defedb0e8f6ae1eb55fa6ac74ab42acc4569c3a2eacc2a407ee5d42ebcb",
+                "sha256:cfef82c43b8b29ca436560d51b2251d5117818a8d1fb74a8384a83c096745dad",
+                "sha256:d160e57731fcdec2beda807ebcabf39823c47e9409485b5a3a1db3a8c6ce763e"
+            ],
+            "version": "==1.16.3"
+        },
+        "pandocfilters": {
+            "hashes": [
+                "sha256:b3dd70e169bb5449e6bc6ff96aea89c5eea8c5f6ab5e207fc2f521a2cf4a0da9"
+            ],
+            "version": "==1.4.2"
+        },
+        "parso": {
+            "hashes": [
+                "sha256:17cc2d7a945eb42c3569d4564cdf49bde221bc2b552af3eca9c1aad517dcdd33",
+                "sha256:2e9574cb12e7112a87253e14e2c380ce312060269d04bd018478a3c92ea9a376"
+            ],
+            "version": "==0.4.0"
+        },
+        "pexpect": {
+            "hashes": [
+                "sha256:2094eefdfcf37a1fdbfb9aa090862c1a4878e5c7e0e7e7088bdb511c558e5cd1",
+                "sha256:9e2c1fd0e6ee3a49b28f95d4b33bc389c89b20af6a1255906e90ff1262ce62eb"
+            ],
+            "markers": "sys_platform != 'win32'",
+            "version": "==4.7.0"
+        },
+        "pickleshare": {
+            "hashes": [
+                "sha256:87683d47965c1da65cdacaf31c8441d12b8044cdec9aca500cd78fc2c683afca",
+                "sha256:9649af414d74d4df115d5d718f82acb59c9d418196b7b4290ed47a12ce62df56"
+            ],
+            "version": "==0.7.5"
+        },
+        "prometheus-client": {
+            "hashes": [
+                "sha256:1b38b958750f66f208bcd9ab92a633c0c994d8859c831f7abc1f46724fcee490"
+            ],
+            "version": "==0.6.0"
+        },
+        "prompt-toolkit": {
+            "hashes": [
+                "sha256:11adf3389a996a6d45cc277580d0d53e8a5afd281d0c9ec71b28e6f121463780",
+                "sha256:2519ad1d8038fd5fc8e770362237ad0364d16a7650fb5724af6997ed5515e3c1",
+                "sha256:977c6583ae813a37dc1c2e1b715892461fcbdaa57f6fc62f33a528c4886c8f55"
+            ],
+            "version": "==2.0.9"
+        },
+        "ptyprocess": {
+            "hashes": [
+                "sha256:923f299cc5ad920c68f2bc0bc98b75b9f838b93b599941a6b63ddbc2476394c0",
+                "sha256:d7cc528d76e76342423ca640335bd3633420dc1366f258cb31d05e865ef5ca1f"
+            ],
+            "markers": "os_name != 'nt'",
+            "version": "==0.6.0"
+        },
+        "pygments": {
+            "hashes": [
+                "sha256:31cba6ffb739f099a85e243eff8cb717089fdd3c7300767d9fc34cb8e1b065f5",
+                "sha256:5ad302949b3c98dd73f8d9fcdc7e9cb592f120e32a18e23efd7f3dc51194472b"
+            ],
+            "version": "==2.4.0"
+        },
+        "pyparsing": {
+            "hashes": [
+                "sha256:1873c03321fc118f4e9746baf201ff990ceb915f433f23b395f5580d1840cb2a",
+                "sha256:9b6323ef4ab914af344ba97510e966d64ba91055d6b9afa6b30799340e89cc03"
+            ],
+            "version": "==2.4.0"
+        },
+        "pyrsistent": {
+            "hashes": [
+                "sha256:16692ee739d42cf5e39cef8d27649a8c1fdb7aa99887098f1460057c5eb75c3a"
+            ],
+            "version": "==0.15.2"
+        },
+        "python-dateutil": {
+            "hashes": [
+                "sha256:7e6584c74aeed623791615e26efd690f29817a27c73085b78e4bad02493df2fb",
+                "sha256:c89805f6f4d64db21ed966fda138f8a5ed7a4fdbc1a8ee329ce1b74e3c74da9e"
+            ],
+            "version": "==2.8.0"
+        },
+        "pyzmq": {
+            "hashes": [
+                "sha256:1651e52ed91f0736afd6d94ef9f3259b5534ce8beddb054f3d5ca989c4ef7c4f",
+                "sha256:5ccb9b3d4cd20c000a9b75689d5add8cd3bce67fcbd0f8ae1b59345247d803af",
+                "sha256:5e120c4cd3872e332fb35d255ad5998ebcee32ace4387b1b337416b6b90436c7",
+                "sha256:5e2a3707c69a7281a9957f83718815fd74698cba31f6d69f9ed359921f662221",
+                "sha256:63d51add9af8d0442dc90f916baf98fdc04e3b0a32afec4bfc83f8d85e72959f",
+                "sha256:65c5a0bdc49e20f7d6b03a661f71e2fda7a99c51270cafe71598146d09810d0d",
+                "sha256:66828fabe911aa545d919028441a585edb7c9c77969a5fea6722ef6e6ece38ab",
+                "sha256:7d79427e82d9dad6e9b47c0b3e7ae5f9d489b1601e3a36ea629bb49501a4daf3",
+                "sha256:824ee5d3078c4eae737ffc500fbf32f2b14e6ec89b26b435b7834febd70120cf",
+                "sha256:89dc0a83cccec19ff3c62c091e43e66e0183d1e6b4658c16ee4e659518131494",
+                "sha256:8b319805f6f7c907b101c864c3ca6cefc9db8ce0791356f180b1b644c7347e4c",
+                "sha256:90facfb379ab47f94b19519c1ecc8ec8d10813b69d9c163117944948bdec5d15",
+                "sha256:a0a178c7420021fc0730180a914a4b4b3092ce9696ceb8e72d0f60f8ce1655dd",
+                "sha256:a7a89591ae315baccb8072f216614b3e59aed7385aef4393a6c741783d6ee9cf",
+                "sha256:ba2578f0ae582452c02ed9fac2dc477b08e80ce05d2c0885becf5fff6651ccb0",
+                "sha256:c69b0055c55702f5b0b6b354133e8325b9a56dbc80e1be2d240bead253fb9825",
+                "sha256:ca434e1858fe222380221ddeb81e86f45522773344c9da63c311d17161df5e06",
+                "sha256:d4b8ecfc3d92f114f04d5c40f60a65e5196198b827503341521dda12d8b14939",
+                "sha256:d706025c47b09a54f005953ebe206f6d07a22516776faa4f509aaff681cc5468",
+                "sha256:d8f27e958f8a2c0c8ffd4d8855c3ce8ac3fa1e105f0491ce31729aa2b3229740",
+                "sha256:dbd264298f76b9060ce537008eb989317ca787c857e23cbd1b3ddf89f190a9b1",
+                "sha256:e926d66f0df8fdbf03ba20583af0f215e475c667fb033d45fd031c66c63e34c9",
+                "sha256:efc3bd48237f973a749f7312f68062f1b4ca5c2032a0673ca3ea8e46aa77187b",
+                "sha256:f59bc782228777cbfe04555707a9c56d269c787ed25d6d28ed9d0fbb41cb1ad2",
+                "sha256:f8da5322f4ff5f667a0d5a27e871b560c6637153c81e318b35cb012b2a98835c"
+            ],
+            "version": "==18.0.1"
+        },
+        "qtconsole": {
+            "hashes": [
+                "sha256:a667558c7b1e1442a2e5bcef1686c55e096efd0b58d8b2a0a8415f4579991ee3",
+                "sha256:fdfc6002d9d2834c88f9c92e0f6f590284ff3740fa53016f188a62d58bcca6d8"
+            ],
+            "version": "==4.4.4"
+        },
+        "send2trash": {
+            "hashes": [
+                "sha256:60001cc07d707fe247c94f74ca6ac0d3255aabcb930529690897ca2a39db28b2",
+                "sha256:f1691922577b6fa12821234aeb57599d887c4900b9ca537948d2dac34aea888b"
+            ],
+            "version": "==1.5.0"
+        },
+        "six": {
+            "hashes": [
+                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
+                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+            ],
+            "version": "==1.12.0"
+        },
+        "terminado": {
+            "hashes": [
+                "sha256:d9d012de63acb8223ac969c17c3043337c2fcfd28f3aea1ee429b345d01ef460",
+                "sha256:de08e141f83c3a0798b050ecb097ab6259c3f0331b2f7b7750c9075ced2c20c2"
+            ],
+            "version": "==0.8.2"
+        },
+        "testpath": {
+            "hashes": [
+                "sha256:46c89ebb683f473ffe2aab0ed9f12581d4d078308a3cb3765d79c6b2317b0109",
+                "sha256:b694b3d9288dbd81685c5d2e7140b81365d46c29f5db4bc659de5aa6b98780f8"
+            ],
+            "version": "==0.4.2"
+        },
+        "tornado": {
+            "hashes": [
+                "sha256:1174dcb84d08887b55defb2cda1986faeeea715fff189ef3dc44cce99f5fca6b",
+                "sha256:2613fab506bd2aedb3722c8c64c17f8f74f4070afed6eea17f20b2115e445aec",
+                "sha256:44b82bc1146a24e5b9853d04c142576b4e8fa7a92f2e30bc364a85d1f75c4de2",
+                "sha256:457fcbee4df737d2defc181b9073758d73f54a6cfc1f280533ff48831b39f4a8",
+                "sha256:49603e1a6e24104961497ad0c07c799aec1caac7400a6762b687e74c8206677d",
+                "sha256:8c2f40b99a8153893793559919a355d7b74649a11e59f411b0b0a1793e160bc0",
+                "sha256:e1d897889c3b5a829426b7d52828fb37b28bc181cd598624e65c8be40ee3f7fa"
+            ],
+            "version": "==6.0.2"
+        },
+        "traitlets": {
+            "hashes": [
+                "sha256:9c4bd2d267b7153df9152698efb1050a5d84982d3384a37b2c1f7723ba3e7835",
+                "sha256:c6cb5e6f57c5a9bdaa40fa71ce7b4af30298fbab9ece9815b5d995ab6217c7d9"
+            ],
+            "version": "==4.3.2"
+        },
+        "wcwidth": {
+            "hashes": [
+                "sha256:3df37372226d6e63e1b1e1eda15c594bca98a22d33a23832a90998faa96bc65e",
+                "sha256:f4ebe71925af7b40a864553f761ed559b43544f8f71746c2d756c7fe788ade7c"
+            ],
+            "version": "==0.1.7"
+        },
+        "webencodings": {
+            "hashes": [
+                "sha256:a0af1213f3c2226497a97e2b3aa01a7e4bee4f403f95be16fc9acd2947514a78",
+                "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
+            ],
+            "version": "==0.5.1"
+        },
+        "widgetsnbextension": {
+            "hashes": [
+                "sha256:14b2c65f9940c9a7d3b70adbe713dbd38b5ec69724eebaba034d1036cf3d4740",
+                "sha256:fa618be8435447a017fd1bf2c7ae922d0428056cfc7449f7a8641edf76b48265"
+            ],
+            "version": "==3.4.2"
+        }
+    },
+    "develop": {}
+}
diff --git a/find_overlap_passes.ipynb b/find_overlap_passes.ipynb
new file mode 100644
index 0000000..10a2654
--- /dev/null
+++ b/find_overlap_passes.ipynb
@@ -0,0 +1,135 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import ephem\n",
+    "\n",
+    "philly = ephem.Observer()\n",
+    "philly.lon, philly.lat = '-75.16961', '39.92435'\n",
+    "\n",
+    "portland = ephem.Observer()\n",
+    "portland.lon, portland.lat = '-122.68092', '45.50901'\n",
+    "\n",
+    "fo_29 = ephem.readtle(\n",
+    "    \"JAS-2 (FO-29)\",\n",
+    "    \"1 24278U 96046B   19132.42991715  .00000011  00000-0  48833-4 0  9994\",\n",
+    "    \"2 24278  98.5319 290.9039 0349934 336.8182  21.7496 13.53090691122769\",\n",
+    ")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "philly.date = '2019/5/12'\n",
+    "portland.date = '2019/5/12'\n",
+    "\n",
+    "def next_n_passses(location, sat, n):\n",
+    "    passes = []\n",
+    "    for i in range(n):\n",
+    "        info = location.next_pass(sat)\n",
+    "        passes.append((info[0], info[4], info[3]))\n",
+    "        location.date = info[4] + 0.01\n",
+    "    return passes\n",
+    "\n",
+    "philly_passes = next_n_passses(philly, fo_29, 20)\n",
+    "portland_passes = next_n_passses(portland, fo_29, 20)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "overlap!\n",
+      "2019/5/12 00:10:59 2019/5/12 00:23:07\n",
+      "2019/5/12 00:09:52 2019/5/12 00:30:50\n",
+      "0.9643829464912415 6:18:04.0 61:33:22.3\n",
+      "overlap!\n",
+      "2019/5/12 08:35:52 2019/5/12 08:53:00\n",
+      "2019/5/12 08:45:29 2019/5/12 08:55:52\n",
+      "1.2769035622477531 78:39:18.9 5:29:38.7\n",
+      "overlap!\n",
+      "2019/5/12 10:24:19 2019/5/12 10:36:32\n",
+      "2019/5/12 10:25:41 2019/5/12 10:42:03\n",
+      "0.3876809626817703 8:48:42.3 31:01:27.2\n",
+      "overlap!\n",
+      "2019/5/12 21:28:51 2019/5/12 21:49:59\n",
+      "2019/5/12 21:34:01 2019/5/12 21:40:30\n",
+      "1.4334367364645004 83:18:54.0 1:11:06.4\n",
+      "overlap!\n",
+      "2019/5/12 23:14:45 2019/5/12 23:32:03\n",
+      "2019/5/12 23:15:04 2019/5/12 23:34:39\n",
+      "0.17535218596458435 18:16:17.0 28:19:05.9\n",
+      "overlap!\n",
+      "2019/5/13 07:41:14 2019/5/13 07:57:51\n",
+      "2019/5/13 07:55:31 2019/5/13 07:59:13\n",
+      "0.6650917669758201 38:36:50.8 0:30:25.8\n",
+      "overlap!\n",
+      "2019/5/13 09:26:37 2019/5/13 09:42:48\n",
+      "2019/5/13 09:32:31 2019/5/13 09:46:39\n",
+      "0.2721569836139679 29:40:06.1 14:04:29.7\n",
+      "overlap!\n",
+      "2019/5/13 22:19:08 2019/5/13 22:39:15\n",
+      "2019/5/13 22:20:55 2019/5/13 22:36:46\n",
+      "0.5122278779745102 40:32:54.0 11:11:59.4\n",
+      "overlap!\n",
+      "2019/5/14 00:05:49 2019/5/14 00:18:37\n",
+      "2019/5/14 00:04:52 2019/5/14 00:25:53\n",
+      "0.8954902663826942 7:07:52.2 58:26:20.3\n",
+      "9\n"
+     ]
+    }
+   ],
+   "source": [
+    "overlap_count = 0\n",
+    "for o_rise, o_set, o_max in philly_passes:\n",
+    "    for t_rise, t_set, t_max in portland_passes:\n",
+    "        if t_rise < o_set and t_set > o_rise:\n",
+    "            overlap_count += 1\n",
+    "            print(\"overlap!\")\n",
+    "            print(o_rise, o_set)\n",
+    "            print(t_rise, t_set)\n",
+    "            print(abs(o_max - t_max), o_max, t_max)\n",
+    "\n",
+    "print(overlap_count)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.6.8"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}