Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between METOP-A and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/3/2012
| Index | Date (METOP-A) | Time (METOP-A) | METOP-A Lat,Lon | Date (NPP) | Time (NPP) | NPP Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 07/11/2012 | 10:21:01 | 73.30, 17.82 | 07/11/2012 | 10:19:53 | 73.27, 15.36 | 78.49 | 68 |
| 2 | 07/11/2012 | 11:11:45 | -73.22,-175.04 | 07/11/2012 | 11:10:36 | -73.21,-177.18 | 68.81 | 69 |
| 3 | 07/11/2012 | 12:02:29 | 72.97, -8.23 | 07/11/2012 | 12:01:17 | 72.98, -9.36 | 36.90 | 72 |
| 4 | 07/11/2012 | 12:53:13 | -72.89, 158.92 | 07/11/2012 | 12:52:00 | -72.91, 158.09 | 27.51 | 73 |
| 5 | 07/11/2012 | 13:43:56 | 72.70, -34.15 | 07/11/2012 | 13:42:41 | 72.68, -34.11 | 2.32 | 75 |
| 6 | 07/11/2012 | 14:34:38 | -72.72, 133.22 | 07/11/2012 | 14:33:26 | -72.72, 133.12 | 3.23 | 72 |
| 7 | 07/11/2012 | 15:25:18 | 72.67, -59.53 | 07/11/2012 | 15:24:11 | 72.68, -59.50 | 1.67 | 67 |
| 8 | 07/11/2012 | 16:16:00 | -72.70, 107.84 | 07/11/2012 | 16:14:55 | -72.67, 107.85 | 2.86 | 65 |
| 9 | 07/11/2012 | 17:06:39 | 72.70, -84.82 | 07/11/2012 | 17:05:41 | 72.69, -84.88 | 2.62 | 58 |
| 10 | 07/11/2012 | 17:57:22 | -72.67, 82.45 | 07/11/2012 | 17:56:25 | -72.67, 82.46 | 0.40 | 57 |
| 11 | 07/11/2012 | 18:48:01 | 72.68,-110.20 | 07/11/2012 | 18:47:11 | 72.69,-110.26 | 2.46 | 50 |
| 12 | 07/11/2012 | 19:38:44 | -72.65, 57.06 | 07/11/2012 | 19:37:55 | -72.68, 57.08 | 3.19 | 49 |
| 13 | 07/11/2012 | 20:29:23 | 72.66,-135.59 | 07/11/2012 | 20:28:40 | 72.64,-135.54 | 1.94 | 43 |
| 14 | 07/11/2012 | 21:20:05 | -72.68, 31.78 | 07/11/2012 | 21:19:25 | -72.68, 31.69 | 2.98 | 40 |
| 15 | 07/11/2012 | 22:10:45 | 72.63,-160.97 | 07/11/2012 | 22:10:10 | 72.65,-160.93 | 2.41 | 35 |
| 16 | 07/11/2012 | 23:01:27 | -72.66, 6.40 | 07/11/2012 | 23:00:54 | -72.64, 6.41 | 2.18 | 33 |
| 17 | 07/11/2012 | 23:52:06 | 72.66, 173.74 | 07/11/2012 | 23:51:40 | 72.65, 173.69 | 1.98 | 26 |
| 18 | 07/12/2012 | 00:42:49 | -72.63, -18.99 | 07/12/2012 | 00:42:24 | -72.64, -18.97 | 1.10 | 25 |
| 19 | 07/12/2012 | 01:33:28 | 72.64, 148.36 | 07/12/2012 | 01:33:10 | 72.66, 148.31 | 2.79 | 18 |
| 20 | 07/12/2012 | 02:24:10 | -72.66, -44.27 | 07/12/2012 | 02:23:54 | -72.65, -44.35 | 3.24 | 16 |
| 21 | 07/12/2012 | 03:14:50 | 72.62, 122.97 | 07/12/2012 | 03:14:39 | 72.61, 123.03 | 1.84 | 11 |
| 22 | 07/12/2012 | 04:05:32 | -72.64, -69.66 | 07/12/2012 | 04:05:24 | -72.65, -69.74 | 2.96 | 8 |
| 23 | 07/12/2012 | 04:56:12 | 72.59, 97.59 | 07/12/2012 | 04:56:09 | 72.62, 97.64 | 3.18 | 3 |
| 24 | 07/12/2012 | 05:46:54 | -72.62, -95.04 | 07/12/2012 | 05:46:53 | -72.60, -95.02 | 1.59 | 1 |
| 25 | 07/12/2012 | 06:37:33 | 72.62, 72.30 | 07/12/2012 | 06:37:39 | 72.62, 72.26 | 1.53 | 6 |
| 26 | 07/12/2012 | 07:28:16 | -72.59,-120.43 | 07/12/2012 | 07:28:23 | -72.61,-120.40 | 1.87 | 7 |
| 27 | 07/12/2012 | 08:18:55 | 72.60, 46.92 | 07/12/2012 | 08:19:09 | 72.63, 46.87 | 3.30 | 14 |
| 28 | 07/12/2012 | 09:09:37 | -72.62,-145.71 | 07/12/2012 | 09:09:53 | -72.61,-145.79 | 2.68 | 16 |
| 29 | 07/12/2012 | 10:00:17 | 72.58, 21.53 | 07/12/2012 | 10:00:38 | 72.58, 21.59 | 2.06 | 21 |
| 30 | 07/12/2012 | 10:50:59 | -72.60,-171.10 | 07/12/2012 | 10:51:23 | -72.62,-171.17 | 3.16 | 24 |
| 31 | 07/12/2012 | 11:41:38 | 72.60, -3.75 | 07/12/2012 | 11:42:08 | 72.58, -3.79 | 2.68 | 30 |
| 32 | 07/12/2012 | 12:32:21 | -72.58, 163.52 | 07/12/2012 | 12:32:52 | -72.57, 163.55 | 1.21 | 31 |
| 33 | 07/12/2012 | 13:23:00 | 72.58, -29.13 | 07/12/2012 | 13:23:38 | 72.59, -29.17 | 1.47 | 38 |
| 34 | 07/12/2012 | 14:13:43 | -72.55, 138.13 | 07/12/2012 | 14:14:22 | -72.58, 138.17 | 2.65 | 39 |
| 35 | 07/12/2012 | 15:04:22 | 72.56, -54.52 | 07/12/2012 | 15:05:07 | 72.54, -54.45 | 2.93 | 45 |
| 36 | 07/12/2012 | 15:55:04 | -72.58, 112.85 | 07/12/2012 | 15:55:52 | -72.58, 112.78 | 2.28 | 48 |
| 37 | 07/12/2012 | 16:45:44 | 72.54, -79.91 | 07/12/2012 | 16:46:37 | 72.55, -79.84 | 2.51 | 53 |
| 38 | 07/12/2012 | 17:36:26 | -72.56, 87.47 | 07/12/2012 | 17:37:21 | -72.53, 87.50 | 3.10 | 55 |
| 39 | 07/12/2012 | 18:27:05 | 72.56,-105.19 | 07/12/2012 | 18:28:07 | 72.55,-105.22 | 1.91 | 62 |
| 40 | 07/12/2012 | 19:17:48 | -72.54, 62.08 | 07/12/2012 | 19:18:51 | -72.54, 62.12 | 1.26 | 63 |
| 41 | 07/12/2012 | 20:08:27 | 72.54,-130.57 | 07/12/2012 | 20:09:37 | 72.56,-130.61 | 1.83 | 70 |
| 42 | 07/12/2012 | 20:59:08 | -72.57, 36.80 | 07/12/2012 | 21:00:20 | -72.54, 36.73 | 3.26 | 72 |
| 43 | 07/12/2012 | 21:49:51 | 72.37,-156.26 | 07/12/2012 | 21:51:03 | 72.41,-155.68 | 20.09 | 72 |
| 44 | 07/12/2012 | 22:40:34 | -72.34, 11.01 | 07/12/2012 | 22:41:47 | -72.40, 11.66 | 22.72 | 73 |
| 45 | 07/12/2012 | 23:31:18 | 72.09, 177.85 | 07/12/2012 | 23:32:27 | 72.10, 179.53 | 57.40 | 69 |
| 46 | 07/13/2012 | 00:22:02 | -72.01, -14.97 | 07/13/2012 | 00:23:11 | -72.09, -13.13 | 63.61 | 69 |
| 47 | 07/13/2012 | 01:12:46 | 71.75, 151.89 | 07/13/2012 | 01:13:51 | 71.80, 154.73 | 98.75 | 65 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 7/3/2012
Download SNOs between METOP-A and NPP since TLE EPOCH: 07/03/2012 in txt file.
Historical Predictions of SNOs between METOP-A and NPP
NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service