Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between METOP-B and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/13/2025
| Index | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 09/21/2025 | 14:15:06 | 75.17, -43.86 | 74.79 | 09/21/2025 | 14:13:59 | 75.17, -46.87 | 74.95 | 85.71 | 67 |
| 2 | 09/21/2025 | 15:05:50 | -75.10, 123.25 | 105.26 | 09/21/2025 | 15:04:42 | -75.09, 120.69 | 105.14 | 73.30 | 68 |
| 3 | 09/21/2025 | 15:56:34 | 74.87, -70.05 | 74.56 | 09/21/2025 | 15:55:23 | 74.88, -71.41 | 74.65 | 39.49 | 71 |
| 4 | 09/21/2025 | 16:47:18 | -74.80, 97.07 | 105.50 | 09/21/2025 | 16:46:05 | -74.75, 96.26 | 105.49 | 23.84 | 73 |
| 5 | 09/21/2025 | 17:38:01 | 74.61, -96.08 | 74.36 | 09/21/2025 | 17:36:48 | 74.64, -96.11 | 74.40 | 3.24 | 73 |
| 6 | 09/21/2025 | 18:28:43 | -74.64, 71.30 | 105.61 | 09/21/2025 | 18:27:32 | -74.61, 71.29 | 105.63 | 3.07 | 71 |
| 7 | 09/21/2025 | 19:19:23 | 74.60,-121.46 | 74.37 | 09/21/2025 | 19:18:17 | 74.59,-121.35 | 74.37 | 3.30 | 66 |
| 8 | 09/21/2025 | 20:10:05 | -74.62, 45.92 | 105.60 | 09/21/2025 | 20:09:02 | -74.61, 45.92 | 105.60 | 1.76 | 63 |
| 9 | 09/21/2025 | 21:00:45 | 74.59,-146.84 | 74.39 | 09/21/2025 | 20:59:47 | 74.59,-146.72 | 74.40 | 3.36 | 58 |
| 10 | 09/21/2025 | 21:51:27 | -74.61, 20.55 | 105.58 | 09/21/2025 | 21:50:32 | -74.61, 20.55 | 105.58 | 0.45 | 55 |
| 11 | 09/21/2025 | 22:42:06 | 74.62,-172.08 | 74.45 | 09/21/2025 | 22:41:17 | 74.59,-172.09 | 74.42 | 3.71 | 49 |
| 12 | 09/21/2025 | 23:32:49 | -74.60, -4.83 | 105.57 | 09/21/2025 | 23:32:02 | -74.60, -4.82 | 105.55 | 0.88 | 47 |
| 13 | 09/22/2025 | 00:23:28 | 74.61, 162.54 | 74.46 | 09/22/2025 | 00:22:47 | 74.59, 162.53 | 74.45 | 2.37 | 41 |
| 14 | 09/22/2025 | 01:14:11 | -74.58, -30.21 | 105.55 | 09/22/2025 | 01:13:32 | -74.60, -30.19 | 105.52 | 2.20 | 39 |
| 15 | 09/22/2025 | 02:04:50 | 74.60, 137.16 | 74.48 | 09/22/2025 | 02:04:17 | 74.59, 137.16 | 74.48 | 1.03 | 33 |
| 16 | 09/22/2025 | 02:55:33 | -74.57, -55.58 | 105.54 | 09/22/2025 | 02:55:02 | -74.60, -55.56 | 105.50 | 3.51 | 31 |
| 17 | 09/22/2025 | 03:46:12 | 74.58, 111.79 | 74.49 | 09/22/2025 | 03:45:47 | 74.58, 111.79 | 74.50 | 0.37 | 25 |
| 18 | 09/22/2025 | 04:36:54 | -74.61, -80.83 | 105.48 | 09/22/2025 | 04:36:32 | -74.60, -80.93 | 105.47 | 3.12 | 22 |
| 19 | 09/22/2025 | 05:27:34 | 74.57, 86.41 | 74.51 | 09/22/2025 | 05:27:17 | 74.58, 86.42 | 74.53 | 1.69 | 17 |
| 20 | 09/22/2025 | 06:18:16 | -74.59,-106.21 | 105.46 | 09/22/2025 | 06:18:02 | -74.60,-106.30 | 105.45 | 2.97 | 14 |
| 21 | 09/22/2025 | 07:08:56 | 74.55, 61.03 | 74.52 | 09/22/2025 | 07:08:47 | 74.58, 61.05 | 74.55 | 3.03 | 9 |
| 22 | 09/22/2025 | 07:59:38 | -74.58,-131.58 | 105.45 | 09/22/2025 | 07:59:32 | -74.60,-131.67 | 105.42 | 3.37 | 6 |
| 23 | 09/22/2025 | 08:50:17 | 74.59, 35.78 | 74.58 | 09/22/2025 | 08:50:17 | 74.58, 35.68 | 74.58 | 3.27 | 0 |
| 24 | 09/22/2025 | 09:41:00 | -74.57,-156.96 | 105.43 | 09/22/2025 | 09:41:01 | -74.55,-156.92 | 105.45 | 2.44 | 1 |
| 25 | 09/22/2025 | 10:31:39 | 74.58, 10.41 | 74.60 | 09/22/2025 | 10:31:47 | 74.58, 10.31 | 74.60 | 2.92 | 8 |
| 26 | 09/22/2025 | 11:22:22 | -74.55, 177.67 | 105.42 | 09/22/2025 | 11:22:31 | -74.54, 177.71 | 105.43 | 1.63 | 9 |
| 27 | 09/22/2025 | 12:13:01 | 74.56, -14.97 | 74.61 | 09/22/2025 | 12:13:17 | 74.58, -15.06 | 74.63 | 3.15 | 16 |
| 28 | 09/22/2025 | 13:03:44 | -74.54, 152.29 | 105.40 | 09/22/2025 | 13:04:01 | -74.54, 152.34 | 105.40 | 1.70 | 17 |
| 29 | 09/22/2025 | 13:54:23 | 74.55, -40.35 | 74.63 | 09/22/2025 | 13:54:46 | 74.53, -40.30 | 74.60 | 2.80 | 23 |
| 30 | 09/22/2025 | 14:45:06 | -74.53, 126.91 | 105.38 | 09/22/2025 | 14:45:31 | -74.54, 126.97 | 105.38 | 2.57 | 25 |
| 31 | 09/22/2025 | 15:35:45 | 74.54, -65.72 | 74.64 | 09/22/2025 | 15:36:16 | 74.53, -65.67 | 74.63 | 1.84 | 31 |
| 32 | 09/22/2025 | 16:26:27 | -74.56, 101.66 | 105.33 | 09/22/2025 | 16:27:01 | -74.54, 101.60 | 105.35 | 2.90 | 34 |
| 33 | 09/22/2025 | 17:17:07 | 74.52, -91.10 | 74.66 | 09/22/2025 | 17:17:46 | 74.52, -91.04 | 74.65 | 1.62 | 39 |
| 34 | 09/22/2025 | 18:07:49 | -74.55, 76.29 | 105.31 | 09/22/2025 | 18:08:31 | -74.54, 76.23 | 105.32 | 1.92 | 42 |
| 35 | 09/22/2025 | 18:58:29 | 74.51,-116.47 | 74.67 | 09/22/2025 | 18:59:16 | 74.52,-116.41 | 74.68 | 2.35 | 47 |
| 36 | 09/22/2025 | 19:49:11 | -74.53, 50.91 | 105.30 | 09/22/2025 | 19:50:01 | -74.54, 50.86 | 105.30 | 1.57 | 50 |
| 37 | 09/22/2025 | 20:39:50 | 74.54,-141.72 | 74.73 | 09/22/2025 | 20:40:46 | 74.52,-141.79 | 74.70 | 3.16 | 56 |
| 38 | 09/22/2025 | 21:30:33 | -74.52, 25.54 | 105.28 | 09/22/2025 | 21:31:31 | -74.54, 25.49 | 105.27 | 2.18 | 58 |
| 39 | 09/22/2025 | 22:21:12 | 74.53,-167.10 | 74.75 | 09/22/2025 | 22:22:16 | 74.52,-167.16 | 74.73 | 2.08 | 64 |
| 40 | 09/22/2025 | 23:11:55 | -74.51, 0.16 | 105.27 | 09/22/2025 | 23:13:01 | -74.53, 0.12 | 105.25 | 3.26 | 66 |
| 41 | 09/23/2025 | 00:02:34 | 74.52, 167.52 | 74.76 | 09/23/2025 | 00:03:46 | 74.52, 167.47 | 74.75 | 1.54 | 72 |
| 42 | 09/23/2025 | 00:53:17 | -74.49, -25.22 | 105.25 | 09/23/2025 | 00:54:30 | -74.48, -25.12 | 105.28 | 2.97 | 73 |
| 43 | 09/23/2025 | 01:44:01 | 74.26, 141.52 | 74.57 | 09/23/2025 | 01:45:12 | 74.32, 142.61 | 74.56 | 33.70 | 71 |
| 44 | 09/23/2025 | 02:34:45 | -74.19, -51.34 | 105.49 | 09/23/2025 | 02:35:55 | -74.24, -49.86 | 105.52 | 45.10 | 70 |
| 45 | 09/23/2025 | 03:25:29 | 73.95, 115.42 | 74.33 | 09/23/2025 | 03:26:35 | 73.98, 118.11 | 74.21 | 82.82 | 66 |
| 46 | 09/23/2025 | 04:16:13 | -73.88, -77.43 | 105.73 | 09/23/2025 | 04:17:19 | -73.95, -74.50 | 105.82 | 90.78 | 66 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 9/13/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 09/13/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP