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: 12/2/2012
| Index | Date (METOP-A) | Time (METOP-A) | METOP-A Lat,Lon | Date (NPP) | Time (NPP) | NPP Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 12/12/2012 | 18:10:21 | -73.47, 80.60 | 12/12/2012 | 18:09:15 | -73.48, 77.45 | 99.56 | 66 |
| 2 | 12/12/2012 | 19:01:05 | 73.25,-112.55 | 12/12/2012 | 18:59:56 | 73.23,-114.67 | 68.11 | 69 |
| 3 | 12/12/2012 | 19:51:49 | -73.14, 54.54 | 12/12/2012 | 19:50:38 | -73.13, 52.85 | 54.51 | 71 |
| 4 | 12/12/2012 | 20:42:33 | 72.92,-138.60 | 12/12/2012 | 20:41:20 | 72.93,-139.41 | 26.33 | 73 |
| 5 | 12/12/2012 | 21:33:16 | -72.86, 28.60 | 12/12/2012 | 21:32:02 | -72.84, 28.11 | 16.55 | 74 |
| 6 | 12/12/2012 | 22:23:58 | 72.74,-164.31 | 12/12/2012 | 22:22:46 | 72.73,-164.37 | 1.94 | 72 |
| 7 | 12/12/2012 | 23:14:40 | -72.73, 3.00 | 12/12/2012 | 23:13:30 | -72.74, 2.93 | 2.51 | 70 |
| 8 | 12/13/2012 | 00:05:20 | 72.71, 170.29 | 12/13/2012 | 00:04:16 | 72.74, 170.25 | 3.30 | 64 |
| 9 | 12/13/2012 | 00:56:02 | -72.71, -22.39 | 12/13/2012 | 00:54:59 | -72.70, -22.35 | 1.74 | 63 |
| 10 | 12/13/2012 | 01:46:42 | 72.69, 144.90 | 12/13/2012 | 01:45:45 | 72.70, 144.96 | 2.29 | 57 |
| 11 | 12/13/2012 | 02:37:24 | -72.68, -47.79 | 12/13/2012 | 02:36:29 | -72.70, -47.74 | 3.00 | 55 |
| 12 | 12/13/2012 | 03:28:03 | 72.71, 119.61 | 12/13/2012 | 03:27:15 | 72.70, 119.58 | 1.62 | 48 |
| 13 | 12/13/2012 | 04:18:44 | -72.71, -73.08 | 12/13/2012 | 04:17:58 | -72.71, -73.12 | 1.67 | 46 |
| 14 | 12/13/2012 | 05:09:24 | 72.69, 94.22 | 12/13/2012 | 05:08:44 | 72.71, 94.19 | 2.56 | 40 |
| 15 | 12/13/2012 | 06:00:06 | -72.68, -98.47 | 12/13/2012 | 05:59:27 | -72.67, -98.41 | 2.60 | 39 |
| 16 | 12/13/2012 | 06:50:46 | 72.66, 68.82 | 12/13/2012 | 06:50:13 | 72.66, 68.91 | 2.87 | 33 |
| 17 | 12/13/2012 | 07:41:28 | -72.65,-123.86 | 12/13/2012 | 07:40:57 | -72.67,-123.79 | 3.09 | 31 |
| 18 | 12/13/2012 | 08:32:07 | 72.68, 43.53 | 12/13/2012 | 08:31:43 | 72.67, 43.52 | 1.70 | 24 |
| 19 | 12/13/2012 | 09:22:49 | -72.68,-149.15 | 12/13/2012 | 09:22:27 | -72.68,-149.18 | 0.89 | 22 |
| 20 | 12/13/2012 | 10:13:29 | 72.66, 18.14 | 12/13/2012 | 10:13:13 | 72.67, 18.13 | 1.97 | 16 |
| 21 | 12/13/2012 | 11:04:11 | -72.65,-174.55 | 12/13/2012 | 11:03:56 | -72.63,-174.46 | 3.44 | 15 |
| 22 | 12/13/2012 | 11:54:50 | 72.68, -7.15 | 12/13/2012 | 11:54:43 | 72.68, -7.25 | 3.34 | 7 |
| 23 | 12/13/2012 | 12:45:33 | -72.62, 160.06 | 12/13/2012 | 12:45:26 | -72.64, 160.15 | 3.42 | 7 |
| 24 | 12/13/2012 | 13:36:12 | 72.65, -32.54 | 12/13/2012 | 13:36:12 | 72.64, -32.53 | 2.12 | 0 |
| 25 | 12/13/2012 | 14:26:54 | -72.65, 134.77 | 12/13/2012 | 14:26:56 | -72.64, 134.76 | 0.46 | 2 |
| 26 | 12/13/2012 | 15:17:34 | 72.63, -57.94 | 12/13/2012 | 15:17:42 | 72.64, -57.92 | 1.67 | 8 |
| 27 | 12/13/2012 | 16:08:16 | -72.62, 109.38 | 12/13/2012 | 16:08:26 | -72.65, 109.38 | 3.20 | 10 |
| 28 | 12/13/2012 | 16:58:55 | 72.65, -83.23 | 12/13/2012 | 16:59:12 | 72.65, -83.31 | 2.64 | 17 |
| 29 | 12/13/2012 | 17:49:37 | -72.65, 84.09 | 12/13/2012 | 17:49:56 | -72.66, 83.99 | 3.34 | 19 |
| 30 | 12/13/2012 | 18:40:17 | 72.62,-108.62 | 12/13/2012 | 18:40:41 | 72.60,-108.59 | 2.71 | 24 |
| 31 | 12/13/2012 | 19:30:59 | -72.62, 58.69 | 12/13/2012 | 19:31:25 | -72.61, 58.71 | 0.99 | 26 |
| 32 | 12/13/2012 | 20:21:39 | 72.60,-134.02 | 12/13/2012 | 20:22:11 | 72.61,-133.98 | 1.78 | 32 |
| 33 | 12/13/2012 | 21:12:21 | -72.59, 33.30 | 12/13/2012 | 21:12:55 | -72.62, 33.32 | 2.92 | 34 |
| 34 | 12/13/2012 | 22:03:00 | 72.62,-159.31 | 12/13/2012 | 22:03:41 | 72.61,-159.36 | 2.04 | 41 |
| 35 | 12/13/2012 | 22:53:42 | -72.62, 8.01 | 12/13/2012 | 22:54:25 | -72.62, 7.93 | 2.53 | 43 |
| 36 | 12/13/2012 | 23:44:22 | 72.60, 175.30 | 12/13/2012 | 23:45:11 | 72.62, 175.25 | 3.25 | 49 |
| 37 | 12/14/2012 | 00:35:04 | -72.59, -17.39 | 12/14/2012 | 00:35:54 | -72.58, -17.35 | 1.74 | 50 |
| 38 | 12/14/2012 | 01:25:44 | 72.57, 149.90 | 12/14/2012 | 01:26:40 | 72.58, 149.97 | 2.24 | 56 |
| 39 | 12/14/2012 | 02:16:26 | -72.56, -42.78 | 12/14/2012 | 02:17:24 | -72.59, -42.73 | 2.89 | 58 |
| 40 | 12/14/2012 | 03:07:05 | 72.59, 124.61 | 12/14/2012 | 03:08:10 | 72.58, 124.58 | 1.61 | 65 |
| 41 | 12/14/2012 | 03:57:47 | -72.59, -68.07 | 12/14/2012 | 03:58:54 | -72.59, -68.12 | 1.74 | 67 |
| 42 | 12/14/2012 | 04:48:27 | 72.57, 99.22 | 12/14/2012 | 04:49:40 | 72.59, 99.19 | 2.66 | 73 |
| 43 | 12/14/2012 | 05:39:10 | -72.51, -93.57 | 12/14/2012 | 05:40:23 | -72.55, -93.41 | 6.82 | 73 |
| 44 | 12/14/2012 | 06:29:54 | 72.28, 73.32 | 12/14/2012 | 06:31:05 | 72.34, 74.32 | 34.32 | 71 |
| 45 | 12/14/2012 | 07:20:37 | -72.23,-119.46 | 12/14/2012 | 07:21:48 | -72.30,-118.28 | 40.66 | 71 |
| 46 | 12/14/2012 | 08:11:21 | 72.00, 47.44 | 12/14/2012 | 08:12:29 | 72.04, 49.53 | 71.95 | 68 |
| 47 | 12/14/2012 | 09:02:04 | -71.94,-145.34 | 12/14/2012 | 09:03:12 | -72.00,-143.08 | 78.04 | 68 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 12/2/2012
Download SNOs between METOP-A and NPP since TLE EPOCH: 12/02/2012 in txt file.
Historical Predictions of SNOs between METOP-A and NPP
NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service