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: 1/31/2012
| Index | Date (METOP-A) | Time (METOP-A) | METOP-A Lat,Lon | Date (NPP) | Time (NPP) | NPP Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 02/07/2012 | 02:01:02 | 73.44, 143.06 | 02/07/2012 | 01:59:55 | 73.45, 140.28 | 88.25 | 67 |
| 2 | 02/07/2012 | 02:51:46 | -73.36, -49.80 | 02/07/2012 | 02:50:38 | -73.39, -52.26 | 78.12 | 68 |
| 3 | 02/07/2012 | 03:42:30 | 73.12, 117.02 | 02/07/2012 | 03:41:19 | 73.15, 115.57 | 46.69 | 71 |
| 4 | 02/07/2012 | 04:33:14 | -73.04, -75.84 | 02/07/2012 | 04:32:02 | -73.09, -76.97 | 36.97 | 72 |
| 5 | 02/07/2012 | 05:23:57 | 72.85, 91.10 | 02/07/2012 | 05:22:43 | 72.85, 90.84 | 8.35 | 74 |
| 6 | 02/07/2012 | 06:14:41 | -72.77,-101.75 | 02/07/2012 | 06:13:26 | -72.79,-101.71 | 2.45 | 75 |
| 7 | 02/07/2012 | 07:05:20 | 72.78, 65.61 | 02/07/2012 | 07:04:12 | 72.80, 65.57 | 2.39 | 68 |
| 8 | 02/07/2012 | 07:56:02 | -72.80,-127.02 | 02/07/2012 | 07:54:56 | -72.79,-127.08 | 2.61 | 66 |
| 9 | 02/07/2012 | 08:46:42 | 72.77, 40.24 | 02/07/2012 | 08:45:41 | 72.75, 40.30 | 2.63 | 61 |
| 10 | 02/07/2012 | 09:37:24 | -72.79,-152.40 | 02/07/2012 | 09:36:26 | -72.79,-152.46 | 2.05 | 58 |
| 11 | 02/07/2012 | 10:28:04 | 72.75, 14.86 | 02/07/2012 | 10:27:11 | 72.75, 14.92 | 2.05 | 53 |
| 12 | 02/07/2012 | 11:18:46 | -72.77,-177.77 | 02/07/2012 | 11:17:56 | -72.79,-177.84 | 3.11 | 50 |
| 13 | 02/07/2012 | 12:09:26 | 72.73, -10.51 | 02/07/2012 | 12:08:41 | 72.75, -10.45 | 3.13 | 45 |
| 14 | 02/07/2012 | 13:00:08 | -72.75, 156.85 | 02/07/2012 | 12:59:25 | -72.74, 156.89 | 1.89 | 43 |
| 15 | 02/07/2012 | 13:50:47 | 72.76, -35.78 | 02/07/2012 | 13:50:11 | 72.75, -35.83 | 1.92 | 36 |
| 16 | 02/07/2012 | 14:41:30 | -72.73, 131.47 | 02/07/2012 | 14:40:55 | -72.74, 131.51 | 1.54 | 35 |
| 17 | 02/07/2012 | 15:32:09 | 72.75, -61.16 | 02/07/2012 | 15:31:41 | 72.75, -61.21 | 1.72 | 28 |
| 18 | 02/07/2012 | 16:22:52 | -72.72, 106.10 | 02/07/2012 | 16:22:25 | -72.74, 106.14 | 3.02 | 27 |
| 19 | 02/07/2012 | 17:13:31 | 72.73, -86.54 | 02/07/2012 | 17:13:11 | 72.76, -86.58 | 3.22 | 20 |
| 20 | 02/07/2012 | 18:04:13 | -72.75, 80.83 | 02/07/2012 | 18:03:55 | -72.74, 80.76 | 2.33 | 18 |
| 21 | 02/07/2012 | 18:54:53 | 72.71,-111.91 | 02/07/2012 | 18:54:40 | 72.71,-111.85 | 2.08 | 13 |
| 22 | 02/07/2012 | 19:45:35 | -72.73, 55.45 | 02/07/2012 | 19:45:25 | -72.74, 55.39 | 2.39 | 10 |
| 23 | 02/07/2012 | 20:36:15 | 72.70,-137.29 | 02/07/2012 | 20:36:10 | 72.71,-137.23 | 2.28 | 5 |
| 24 | 02/07/2012 | 21:26:57 | -72.71, 30.08 | 02/07/2012 | 21:26:54 | -72.69, 30.11 | 2.90 | 3 |
| 25 | 02/07/2012 | 22:17:36 | 72.73,-162.56 | 02/07/2012 | 22:17:40 | 72.71,-162.61 | 2.88 | 4 |
| 26 | 02/07/2012 | 23:08:19 | -72.70, 4.70 | 02/07/2012 | 23:08:24 | -72.69, 4.74 | 1.42 | 5 |
| 27 | 02/07/2012 | 23:58:58 | 72.71, 172.06 | 02/07/2012 | 23:59:10 | 72.71, 172.02 | 1.62 | 12 |
| 28 | 02/08/2012 | 00:49:41 | -72.68, -20.68 | 02/08/2012 | 00:49:54 | -72.69, -20.64 | 1.84 | 13 |
| 29 | 02/08/2012 | 01:40:20 | 72.69, 146.69 | 02/08/2012 | 01:40:40 | 72.71, 146.64 | 2.23 | 20 |
| 30 | 02/08/2012 | 02:31:02 | -72.71, -45.95 | 02/08/2012 | 02:31:24 | -72.69, -46.01 | 3.20 | 22 |
| 31 | 02/08/2012 | 03:21:42 | 72.68, 121.31 | 02/08/2012 | 03:22:09 | 72.66, 121.37 | 2.80 | 27 |
| 32 | 02/08/2012 | 04:12:24 | -72.70, -71.32 | 02/08/2012 | 04:12:54 | -72.69, -71.39 | 2.23 | 30 |
| 33 | 02/08/2012 | 05:03:04 | 72.66, 95.94 | 02/08/2012 | 05:03:39 | 72.66, 95.99 | 1.89 | 35 |
| 34 | 02/08/2012 | 05:53:46 | -72.68, -96.70 | 02/08/2012 | 05:54:24 | -72.69, -96.76 | 2.72 | 38 |
| 35 | 02/08/2012 | 06:44:26 | 72.64, 70.56 | 02/08/2012 | 06:45:09 | 72.66, 70.62 | 2.68 | 43 |
| 36 | 02/08/2012 | 07:35:08 | -72.66,-122.07 | 02/08/2012 | 07:35:53 | -72.64,-122.04 | 2.42 | 45 |
| 37 | 02/08/2012 | 08:25:47 | 72.67, 45.29 | 02/08/2012 | 08:26:39 | 72.66, 45.24 | 2.37 | 52 |
| 38 | 02/08/2012 | 09:16:30 | -72.64,-147.45 | 02/08/2012 | 09:17:23 | -72.64,-147.41 | 1.23 | 53 |
| 39 | 02/08/2012 | 10:07:09 | 72.66, 19.91 | 02/08/2012 | 10:08:09 | 72.66, 19.87 | 1.58 | 60 |
| 40 | 02/08/2012 | 10:57:52 | -72.63,-172.82 | 02/08/2012 | 10:58:53 | -72.64,-172.79 | 2.18 | 61 |
| 41 | 02/08/2012 | 11:48:31 | 72.64, -5.46 | 02/08/2012 | 11:49:39 | 72.66, -5.51 | 2.69 | 68 |
| 42 | 02/08/2012 | 12:39:13 | -72.66, 161.90 | 02/08/2012 | 12:40:23 | -72.64, 161.84 | 2.92 | 70 |
| 43 | 02/08/2012 | 13:29:54 | 72.57, -30.94 | 02/08/2012 | 13:31:08 | 72.61, -30.78 | 6.78 | 74 |
| 44 | 02/08/2012 | 14:20:38 | -72.49, 136.22 | 02/08/2012 | 14:21:51 | -72.54, 136.67 | 16.01 | 73 |
| 45 | 02/08/2012 | 15:11:22 | 72.25, -56.93 | 02/08/2012 | 15:12:32 | 72.30, -55.55 | 47.17 | 70 |
| 46 | 02/08/2012 | 16:02:05 | -72.22, 110.34 | 02/08/2012 | 16:03:15 | -72.24, 111.90 | 52.80 | 70 |
| 47 | 02/08/2012 | 16:52:50 | 71.92, -82.89 | 02/08/2012 | 16:53:56 | 71.99, -80.33 | 88.59 | 66 |
| 48 | 02/08/2012 | 17:43:33 | -71.89, 84.38 | 02/08/2012 | 17:44:39 | -71.93, 87.11 | 94.10 | 66 |
Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 1/31/2012
Download SNOs between METOP-A and NPP since TLE EPOCH: 01/31/2012 in txt file.