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: 9/9/2025
| 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 | 75.20, -43.78 | 74.82 | 09/21/2025 | 14:14:00 | 75.19, -46.90 | 74.96 | 88.84 | 66 |
| 2 | 09/21/2025 | 15:05:51 | -75.08, 123.20 | 105.28 | 09/21/2025 | 15:04:43 | -75.10, 120.66 | 105.13 | 72.64 | 68 |
| 3 | 09/21/2025 | 15:56:35 | 74.85, -70.11 | 74.54 | 09/21/2025 | 15:55:23 | 74.85, -71.31 | 74.61 | 34.91 | 72 |
| 4 | 09/21/2025 | 16:47:18 | -74.78, 97.02 | 105.52 | 09/21/2025 | 16:46:05 | -74.76, 96.24 | 105.48 | 22.74 | 73 |
| 5 | 09/21/2025 | 17:38:00 | 74.64, -96.01 | 74.38 | 09/21/2025 | 17:36:47 | 74.61, -96.02 | 74.36 | 3.59 | 73 |
| 6 | 09/21/2025 | 18:28:43 | -74.62, 71.25 | 105.63 | 09/21/2025 | 18:27:32 | -74.62, 71.26 | 105.62 | 0.46 | 71 |
| 7 | 09/21/2025 | 19:19:22 | 74.63,-121.39 | 74.40 | 09/21/2025 | 19:18:17 | 74.61,-121.39 | 74.39 | 2.23 | 65 |
| 8 | 09/21/2025 | 20:10:05 | -74.60, 45.87 | 105.61 | 09/21/2025 | 20:09:02 | -74.62, 45.89 | 105.59 | 1.62 | 63 |
| 9 | 09/21/2025 | 21:00:44 | 74.61,-146.77 | 74.41 | 09/21/2025 | 20:59:47 | 74.60,-146.76 | 74.41 | 0.91 | 57 |
| 10 | 09/21/2025 | 21:51:27 | -74.59, 20.50 | 105.60 | 09/21/2025 | 21:50:32 | -74.62, 20.52 | 105.56 | 2.94 | 55 |
| 11 | 09/21/2025 | 22:42:06 | 74.60,-172.14 | 74.43 | 09/21/2025 | 22:41:17 | 74.60,-172.13 | 74.44 | 0.63 | 49 |
| 12 | 09/21/2025 | 23:32:48 | -74.62, -4.75 | 105.54 | 09/21/2025 | 23:32:02 | -74.61, -4.85 | 105.54 | 3.09 | 46 |
| 13 | 09/22/2025 | 00:23:28 | 74.58, 162.48 | 74.44 | 09/22/2025 | 00:22:47 | 74.60, 162.50 | 74.47 | 1.93 | 41 |
| 14 | 09/22/2025 | 01:14:10 | -74.61, -30.13 | 105.53 | 09/22/2025 | 01:13:32 | -74.61, -30.22 | 105.51 | 2.65 | 38 |
| 15 | 09/22/2025 | 02:04:50 | 74.57, 137.10 | 74.46 | 09/22/2025 | 02:04:17 | 74.60, 137.13 | 74.49 | 3.29 | 33 |
| 16 | 09/22/2025 | 02:55:32 | -74.60, -55.50 | 105.51 | 09/22/2025 | 02:55:02 | -74.61, -55.59 | 105.49 | 2.85 | 30 |
| 17 | 09/22/2025 | 03:46:11 | 74.61, 111.85 | 74.51 | 09/22/2025 | 03:45:47 | 74.60, 111.76 | 74.52 | 2.98 | 24 |
| 18 | 09/22/2025 | 04:36:54 | -74.58, -80.88 | 105.50 | 09/22/2025 | 04:36:31 | -74.56, -80.83 | 105.52 | 3.03 | 23 |
| 19 | 09/22/2025 | 05:27:33 | 74.59, 86.48 | 74.53 | 09/22/2025 | 05:27:17 | 74.60, 86.39 | 74.54 | 2.72 | 16 |
| 20 | 09/22/2025 | 06:18:16 | -74.57,-106.26 | 105.48 | 09/22/2025 | 06:18:01 | -74.56,-106.20 | 105.49 | 2.14 | 15 |
| 21 | 09/22/2025 | 07:08:55 | 74.58, 61.10 | 74.55 | 09/22/2025 | 07:08:47 | 74.60, 61.02 | 74.57 | 3.10 | 8 |
| 22 | 09/22/2025 | 07:59:38 | -74.56,-131.63 | 105.47 | 09/22/2025 | 07:59:31 | -74.56,-131.57 | 105.47 | 1.90 | 7 |
| 23 | 09/22/2025 | 08:50:17 | 74.57, 35.72 | 74.56 | 09/22/2025 | 08:50:16 | 74.55, 35.77 | 74.54 | 2.67 | 1 |
| 24 | 09/22/2025 | 09:41:00 | -74.54,-157.01 | 105.45 | 09/22/2025 | 09:41:01 | -74.56,-156.94 | 105.44 | 2.50 | 1 |
| 25 | 09/22/2025 | 10:31:39 | 74.55, 10.35 | 74.58 | 09/22/2025 | 10:31:46 | 74.54, 10.40 | 74.56 | 1.90 | 7 |
| 26 | 09/22/2025 | 11:22:21 | -74.58, 177.74 | 105.39 | 09/22/2025 | 11:22:31 | -74.55, 177.69 | 105.42 | 3.09 | 10 |
| 27 | 09/22/2025 | 12:13:01 | 74.54, -15.03 | 74.59 | 09/22/2025 | 12:13:16 | 74.54, -14.97 | 74.59 | 1.97 | 15 |
| 28 | 09/22/2025 | 13:03:43 | -74.57, 152.36 | 105.38 | 09/22/2025 | 13:04:01 | -74.55, 152.32 | 105.39 | 1.91 | 18 |
| 29 | 09/22/2025 | 13:54:23 | 74.52, -40.41 | 74.61 | 09/22/2025 | 13:54:46 | 74.54, -40.34 | 74.62 | 2.82 | 23 |
| 30 | 09/22/2025 | 14:45:05 | -74.55, 126.99 | 105.36 | 09/22/2025 | 14:45:31 | -74.55, 126.95 | 105.36 | 1.19 | 26 |
| 31 | 09/22/2025 | 15:35:44 | 74.56, -65.66 | 74.66 | 09/22/2025 | 15:36:16 | 74.54, -65.71 | 74.64 | 2.66 | 32 |
| 32 | 09/22/2025 | 16:26:27 | -74.54, 101.61 | 105.35 | 09/22/2025 | 16:27:01 | -74.55, 101.58 | 105.34 | 1.68 | 34 |
| 33 | 09/22/2025 | 17:17:06 | 74.55, -91.03 | 74.68 | 09/22/2025 | 17:17:46 | 74.54, -91.08 | 74.67 | 1.59 | 40 |
| 34 | 09/22/2025 | 18:07:49 | -74.52, 76.23 | 105.33 | 09/22/2025 | 18:08:31 | -74.55, 76.21 | 105.31 | 2.81 | 42 |
| 35 | 09/22/2025 | 18:58:28 | 74.53,-116.41 | 74.69 | 09/22/2025 | 18:59:16 | 74.54,-116.45 | 74.69 | 1.35 | 48 |
| 36 | 09/22/2025 | 19:49:11 | -74.51, 50.86 | 105.32 | 09/22/2025 | 19:50:00 | -74.50, 50.96 | 105.34 | 3.42 | 49 |
| 37 | 09/22/2025 | 20:39:50 | 74.52,-141.79 | 74.71 | 09/22/2025 | 20:40:46 | 74.54,-141.82 | 74.72 | 2.22 | 56 |
| 38 | 09/22/2025 | 21:30:33 | -74.50, 25.48 | 105.30 | 09/22/2025 | 21:31:30 | -74.50, 25.59 | 105.32 | 3.32 | 57 |
| 39 | 09/22/2025 | 22:21:12 | 74.50,-167.16 | 74.72 | 09/22/2025 | 22:22:16 | 74.53,-167.19 | 74.74 | 3.44 | 64 |
| 40 | 09/22/2025 | 23:11:55 | -74.48, 0.11 | 105.28 | 09/22/2025 | 23:13:00 | -74.50, 0.22 | 105.29 | 3.73 | 65 |
| 41 | 09/23/2025 | 00:02:34 | 74.49, 167.46 | 74.74 | 09/23/2025 | 00:03:45 | 74.48, 167.57 | 74.71 | 3.22 | 71 |
| 42 | 09/23/2025 | 00:53:16 | -74.52, -25.14 | 105.23 | 09/23/2025 | 00:54:30 | -74.49, -25.15 | 105.27 | 2.73 | 74 |
| 43 | 09/23/2025 | 01:44:00 | 74.28, 141.58 | 74.59 | 09/23/2025 | 01:45:11 | 74.29, 142.70 | 74.52 | 33.84 | 71 |
| 44 | 09/23/2025 | 02:34:44 | -74.21, -51.27 | 105.47 | 09/23/2025 | 02:35:55 | -74.25, -49.89 | 105.51 | 42.02 | 71 |
| 45 | 09/23/2025 | 03:25:29 | 73.92, 115.36 | 74.30 | 09/23/2025 | 03:26:35 | 73.99, 118.08 | 74.23 | 83.97 | 66 |
| 46 | 09/23/2025 | 04:16:13 | -73.85, -77.48 | 105.75 | 09/23/2025 | 04:17:18 | -73.91, -74.40 | 105.86 | 95.37 | 65 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 9/9/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 09/09/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP