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: 9/14/2025
| 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 | 75.21, -43.76 | 74.82 | 09/21/2025 | 14:14:00 | 75.19, -46.92 | 74.96 | 89.66 | 66 |
| 2 | 09/21/2025 | 15:05:51 | -75.08, 123.20 | 105.28 | 09/21/2025 | 15:04:43 | -75.11, 120.64 | 105.12 | 73.49 | 68 |
| 3 | 09/21/2025 | 15:56:35 | 74.86, -70.09 | 74.54 | 09/21/2025 | 15:55:23 | 74.85, -71.32 | 74.61 | 35.73 | 72 |
| 4 | 09/21/2025 | 16:47:19 | -74.78, 97.02 | 105.52 | 09/21/2025 | 16:46:06 | -74.77, 96.22 | 105.47 | 23.56 | 73 |
| 5 | 09/21/2025 | 17:38:02 | 74.60, -96.12 | 74.35 | 09/21/2025 | 17:36:48 | 74.61, -96.03 | 74.37 | 3.15 | 74 |
| 6 | 09/21/2025 | 18:28:44 | -74.62, 71.26 | 105.63 | 09/21/2025 | 18:27:33 | -74.63, 71.24 | 105.61 | 0.80 | 71 |
| 7 | 09/21/2025 | 19:19:23 | 74.63,-121.37 | 74.40 | 09/21/2025 | 19:18:18 | 74.61,-121.40 | 74.39 | 2.88 | 65 |
| 8 | 09/21/2025 | 20:10:06 | -74.61, 45.88 | 105.61 | 09/21/2025 | 20:09:03 | -74.62, 45.87 | 105.58 | 2.00 | 63 |
| 9 | 09/21/2025 | 21:00:45 | 74.62,-146.75 | 74.42 | 09/21/2025 | 20:59:48 | 74.61,-146.77 | 74.42 | 1.56 | 57 |
| 10 | 09/21/2025 | 21:51:27 | -74.59, 20.50 | 105.60 | 09/21/2025 | 21:50:32 | -74.62, 20.50 | 105.56 | 3.29 | 55 |
| 11 | 09/21/2025 | 22:42:06 | 74.61,-172.13 | 74.43 | 09/21/2025 | 22:41:17 | 74.61,-172.14 | 74.44 | 0.45 | 49 |
| 12 | 09/21/2025 | 23:32:48 | -74.63, -4.74 | 105.54 | 09/21/2025 | 23:32:02 | -74.62, -4.87 | 105.53 | 3.80 | 46 |
| 13 | 09/22/2025 | 00:23:28 | 74.59, 162.50 | 74.45 | 09/22/2025 | 00:22:47 | 74.60, 162.49 | 74.47 | 1.28 | 41 |
| 14 | 09/22/2025 | 01:14:10 | -74.62, -30.12 | 105.52 | 09/22/2025 | 01:13:32 | -74.62, -30.24 | 105.51 | 3.58 | 38 |
| 15 | 09/22/2025 | 02:04:50 | 74.58, 137.12 | 74.46 | 09/22/2025 | 02:04:17 | 74.60, 137.12 | 74.49 | 2.59 | 33 |
| 16 | 09/22/2025 | 02:55:32 | -74.60, -55.50 | 105.51 | 09/22/2025 | 02:55:01 | -74.57, -55.48 | 105.53 | 3.58 | 31 |
| 17 | 09/22/2025 | 03:46:12 | 74.57, 111.74 | 74.48 | 09/22/2025 | 03:45:47 | 74.60, 111.75 | 74.52 | 3.93 | 25 |
| 18 | 09/22/2025 | 04:36:54 | -74.59, -80.87 | 105.49 | 09/22/2025 | 04:36:31 | -74.57, -80.85 | 105.51 | 2.32 | 23 |
| 19 | 09/22/2025 | 05:27:33 | 74.60, 86.50 | 74.54 | 09/22/2025 | 05:27:17 | 74.60, 86.38 | 74.55 | 3.57 | 16 |
| 20 | 09/22/2025 | 06:18:16 | -74.58,-106.25 | 105.48 | 09/22/2025 | 06:18:01 | -74.57,-106.22 | 105.48 | 1.22 | 15 |
| 21 | 09/22/2025 | 07:08:55 | 74.59, 61.12 | 74.55 | 09/22/2025 | 07:08:47 | 74.60, 61.01 | 74.57 | 3.59 | 8 |
| 22 | 09/22/2025 | 07:59:38 | -74.56,-131.62 | 105.46 | 09/22/2025 | 07:59:31 | -74.57,-131.59 | 105.46 | 1.04 | 7 |
| 23 | 09/22/2025 | 08:50:17 | 74.57, 35.74 | 74.57 | 09/22/2025 | 08:50:16 | 74.55, 35.76 | 74.54 | 2.93 | 1 |
| 24 | 09/22/2025 | 09:41:00 | -74.55,-157.00 | 105.45 | 09/22/2025 | 09:41:01 | -74.56,-156.96 | 105.43 | 2.04 | 1 |
| 25 | 09/22/2025 | 10:31:39 | 74.56, 10.37 | 74.58 | 09/22/2025 | 10:31:46 | 74.55, 10.39 | 74.57 | 1.72 | 7 |
| 26 | 09/22/2025 | 11:22:22 | -74.54, 177.62 | 105.43 | 09/22/2025 | 11:22:31 | -74.56, 177.67 | 105.41 | 3.28 | 9 |
| 27 | 09/22/2025 | 12:13:01 | 74.55, -15.01 | 74.60 | 09/22/2025 | 12:13:16 | 74.55, -14.98 | 74.59 | 0.97 | 15 |
| 28 | 09/22/2025 | 13:03:43 | -74.57, 152.37 | 105.37 | 09/22/2025 | 13:04:01 | -74.56, 152.30 | 105.38 | 2.57 | 18 |
| 29 | 09/22/2025 | 13:54:23 | 74.53, -40.39 | 74.61 | 09/22/2025 | 13:54:46 | 74.54, -40.35 | 74.62 | 1.62 | 23 |
| 30 | 09/22/2025 | 14:45:05 | -74.56, 127.00 | 105.36 | 09/22/2025 | 14:45:31 | -74.56, 126.93 | 105.36 | 2.18 | 26 |
| 31 | 09/22/2025 | 15:35:45 | 74.52, -65.76 | 74.63 | 09/22/2025 | 15:36:16 | 74.54, -65.72 | 74.64 | 2.83 | 31 |
| 32 | 09/22/2025 | 16:26:27 | -74.54, 101.62 | 105.34 | 09/22/2025 | 16:27:01 | -74.56, 101.55 | 105.33 | 2.54 | 34 |
| 33 | 09/22/2025 | 17:17:06 | 74.56, -91.01 | 74.69 | 09/22/2025 | 17:17:46 | 74.54, -91.09 | 74.67 | 2.83 | 40 |
| 34 | 09/22/2025 | 18:07:49 | -74.53, 76.25 | 105.33 | 09/22/2025 | 18:08:30 | -74.51, 76.31 | 105.36 | 3.18 | 41 |
| 35 | 09/22/2025 | 18:58:28 | 74.54,-116.39 | 74.70 | 09/22/2025 | 18:59:16 | 74.54,-116.46 | 74.70 | 2.20 | 48 |
| 36 | 09/22/2025 | 19:49:11 | -74.52, 50.87 | 105.31 | 09/22/2025 | 19:50:00 | -74.51, 50.94 | 105.33 | 2.44 | 49 |
| 37 | 09/22/2025 | 20:39:50 | 74.53,-141.76 | 74.72 | 09/22/2025 | 20:40:46 | 74.54,-141.83 | 74.72 | 2.31 | 56 |
| 38 | 09/22/2025 | 21:30:33 | -74.50, 25.49 | 105.29 | 09/22/2025 | 21:31:30 | -74.51, 25.57 | 105.31 | 2.30 | 57 |
| 39 | 09/22/2025 | 22:21:12 | 74.52,-167.14 | 74.73 | 09/22/2025 | 22:22:16 | 74.54,-167.20 | 74.75 | 3.10 | 64 |
| 40 | 09/22/2025 | 23:11:55 | -74.49, 0.12 | 105.28 | 09/22/2025 | 23:13:00 | -74.50, 0.20 | 105.28 | 2.86 | 65 |
| 41 | 09/23/2025 | 00:02:34 | 74.50, 167.48 | 74.75 | 09/23/2025 | 00:03:45 | 74.49, 167.56 | 74.72 | 2.65 | 71 |
| 42 | 09/23/2025 | 00:53:16 | -74.53, -25.13 | 105.22 | 09/23/2025 | 00:54:30 | -74.50, -25.17 | 105.26 | 2.87 | 74 |
| 43 | 09/23/2025 | 01:44:00 | 74.29, 141.60 | 74.59 | 09/23/2025 | 01:45:12 | 74.34, 142.57 | 74.58 | 29.47 | 72 |
| 44 | 09/23/2025 | 02:34:44 | -74.22, -51.26 | 105.46 | 09/23/2025 | 02:35:55 | -74.26, -49.91 | 105.50 | 40.99 | 71 |
| 45 | 09/23/2025 | 03:25:29 | 73.93, 115.38 | 74.31 | 09/23/2025 | 03:26:35 | 74.00, 118.07 | 74.23 | 82.88 | 66 |
| 46 | 09/23/2025 | 04:16:13 | -73.86, -77.47 | 105.74 | 09/23/2025 | 04:17:18 | -73.91, -74.42 | 105.85 | 94.31 | 65 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 9/14/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 09/14/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP