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: 9/11/2025
| 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 | 75.22, -43.73 | 74.83 | 09/21/2025 | 14:14:00 | 75.20, -46.94 | 74.98 | 91.27 | 66 |
| 2 | 09/21/2025 | 15:05:51 | -75.09, 123.24 | 105.27 | 09/21/2025 | 15:04:43 | -75.11, 120.62 | 105.11 | 75.06 | 68 |
| 3 | 09/21/2025 | 15:56:35 | 74.87, -70.06 | 74.55 | 09/21/2025 | 15:55:24 | 74.91, -71.48 | 74.68 | 41.52 | 71 |
| 4 | 09/21/2025 | 16:47:19 | -74.79, 97.06 | 105.50 | 09/21/2025 | 16:46:06 | -74.78, 96.20 | 105.46 | 25.20 | 73 |
| 5 | 09/21/2025 | 17:38:02 | 74.61, -96.09 | 74.36 | 09/21/2025 | 17:36:48 | 74.62, -96.05 | 74.38 | 1.66 | 74 |
| 6 | 09/21/2025 | 18:28:44 | -74.63, 71.29 | 105.61 | 09/21/2025 | 18:27:33 | -74.63, 71.22 | 105.60 | 2.07 | 71 |
| 7 | 09/21/2025 | 19:19:24 | 74.60,-121.47 | 74.37 | 09/21/2025 | 19:18:18 | 74.62,-121.42 | 74.40 | 2.80 | 66 |
| 8 | 09/21/2025 | 20:10:06 | -74.62, 45.92 | 105.60 | 09/21/2025 | 20:09:03 | -74.63, 45.85 | 105.57 | 2.24 | 63 |
| 9 | 09/21/2025 | 21:00:45 | 74.63,-146.72 | 74.43 | 09/21/2025 | 20:59:48 | 74.62,-146.80 | 74.43 | 2.84 | 57 |
| 10 | 09/21/2025 | 21:51:28 | -74.61, 20.54 | 105.58 | 09/21/2025 | 21:50:33 | -74.63, 20.48 | 105.55 | 3.02 | 55 |
| 11 | 09/21/2025 | 22:42:07 | 74.62,-172.09 | 74.44 | 09/21/2025 | 22:41:18 | 74.62,-172.17 | 74.45 | 2.18 | 49 |
| 12 | 09/21/2025 | 23:32:50 | -74.60, -4.83 | 105.57 | 09/21/2025 | 23:32:02 | -74.58, -4.76 | 105.58 | 2.76 | 48 |
| 13 | 09/22/2025 | 00:23:29 | 74.61, 162.53 | 74.46 | 09/22/2025 | 00:22:48 | 74.61, 162.46 | 74.48 | 2.21 | 41 |
| 14 | 09/22/2025 | 01:14:12 | -74.58, -30.21 | 105.55 | 09/22/2025 | 01:13:32 | -74.58, -30.13 | 105.55 | 2.41 | 40 |
| 15 | 09/22/2025 | 02:04:51 | 74.59, 137.15 | 74.48 | 09/22/2025 | 02:04:18 | 74.61, 137.09 | 74.51 | 2.91 | 33 |
| 16 | 09/22/2025 | 02:55:34 | -74.57, -55.58 | 105.54 | 09/22/2025 | 02:55:02 | -74.58, -55.50 | 105.53 | 2.69 | 32 |
| 17 | 09/22/2025 | 03:46:13 | 74.58, 111.78 | 74.49 | 09/22/2025 | 03:45:47 | 74.56, 111.85 | 74.48 | 2.83 | 26 |
| 18 | 09/22/2025 | 04:36:55 | -74.60, -80.83 | 105.48 | 09/22/2025 | 04:36:32 | -74.58, -80.87 | 105.50 | 3.38 | 23 |
| 19 | 09/22/2025 | 05:27:35 | 74.57, 86.40 | 74.51 | 09/22/2025 | 05:27:17 | 74.56, 86.48 | 74.50 | 2.37 | 18 |
| 20 | 09/22/2025 | 06:18:17 | -74.59,-106.21 | 105.46 | 09/22/2025 | 06:18:02 | -74.57,-106.24 | 105.47 | 2.15 | 15 |
| 21 | 09/22/2025 | 07:08:56 | 74.55, 61.03 | 74.52 | 09/22/2025 | 07:08:46 | 74.56, 61.11 | 74.53 | 2.58 | 10 |
| 22 | 09/22/2025 | 07:59:38 | -74.58,-131.58 | 105.45 | 09/22/2025 | 07:59:31 | -74.57,-131.61 | 105.45 | 1.04 | 7 |
| 23 | 09/22/2025 | 08:50:18 | 74.54, 35.65 | 74.54 | 09/22/2025 | 08:50:16 | 74.56, 35.74 | 74.55 | 3.35 | 2 |
| 24 | 09/22/2025 | 09:41:00 | -74.57,-156.96 | 105.43 | 09/22/2025 | 09:41:01 | -74.57,-156.98 | 105.42 | 0.95 | 1 |
| 25 | 09/22/2025 | 10:31:39 | 74.58, 10.40 | 74.60 | 09/22/2025 | 10:31:46 | 74.56, 10.37 | 74.58 | 2.27 | 7 |
| 26 | 09/22/2025 | 11:22:22 | -74.55, 177.67 | 105.42 | 09/22/2025 | 11:22:31 | -74.57, 177.65 | 105.40 | 2.01 | 9 |
| 27 | 09/22/2025 | 12:13:01 | 74.56, -14.97 | 74.61 | 09/22/2025 | 12:13:16 | 74.56, -15.00 | 74.60 | 1.15 | 15 |
| 28 | 09/22/2025 | 13:03:44 | -74.54, 152.29 | 105.40 | 09/22/2025 | 13:04:01 | -74.57, 152.28 | 105.37 | 3.25 | 17 |
| 29 | 09/22/2025 | 13:54:23 | 74.55, -40.35 | 74.63 | 09/22/2025 | 13:54:46 | 74.55, -40.37 | 74.63 | 0.99 | 23 |
| 30 | 09/22/2025 | 14:45:06 | -74.53, 126.92 | 105.38 | 09/22/2025 | 14:45:30 | -74.52, 127.04 | 105.40 | 3.67 | 24 |
| 31 | 09/22/2025 | 15:35:45 | 74.54, -65.72 | 74.64 | 09/22/2025 | 15:36:16 | 74.55, -65.74 | 74.66 | 2.03 | 31 |
| 32 | 09/22/2025 | 16:26:28 | -74.51, 101.54 | 105.37 | 09/22/2025 | 16:27:00 | -74.52, 101.67 | 105.38 | 3.73 | 32 |
| 33 | 09/22/2025 | 17:17:07 | 74.52, -91.10 | 74.66 | 09/22/2025 | 17:17:46 | 74.55, -91.12 | 74.68 | 3.28 | 39 |
| 34 | 09/22/2025 | 18:07:49 | -74.55, 76.29 | 105.31 | 09/22/2025 | 18:08:30 | -74.52, 76.29 | 105.35 | 3.70 | 41 |
| 35 | 09/22/2025 | 18:58:29 | 74.51,-116.47 | 74.67 | 09/22/2025 | 18:59:15 | 74.50,-116.36 | 74.65 | 3.60 | 46 |
| 36 | 09/22/2025 | 19:49:11 | -74.54, 50.92 | 105.29 | 09/22/2025 | 19:50:00 | -74.51, 50.92 | 105.33 | 2.42 | 49 |
| 37 | 09/22/2025 | 20:39:51 | 74.50,-141.85 | 74.69 | 09/22/2025 | 20:40:45 | 74.50,-141.73 | 74.68 | 3.67 | 54 |
| 38 | 09/22/2025 | 21:30:33 | -74.52, 25.54 | 105.28 | 09/22/2025 | 21:31:30 | -74.51, 25.55 | 105.30 | 1.17 | 57 |
| 39 | 09/22/2025 | 22:21:12 | 74.53,-167.10 | 74.75 | 09/22/2025 | 22:22:15 | 74.50,-167.10 | 74.70 | 3.64 | 63 |
| 40 | 09/22/2025 | 23:11:55 | -74.51, 0.17 | 105.26 | 09/22/2025 | 23:13:00 | -74.51, 0.18 | 105.27 | 0.51 | 65 |
| 41 | 09/23/2025 | 00:02:34 | 74.52, 167.53 | 74.76 | 09/23/2025 | 00:03:45 | 74.50, 167.53 | 74.73 | 2.32 | 71 |
| 42 | 09/23/2025 | 00:53:17 | -74.50, -25.21 | 105.25 | 09/23/2025 | 00:54:30 | -74.51, -25.19 | 105.25 | 1.59 | 73 |
| 43 | 09/23/2025 | 01:44:00 | 74.31, 141.65 | 74.61 | 09/23/2025 | 01:45:12 | 74.35, 142.54 | 74.59 | 27.32 | 72 |
| 44 | 09/23/2025 | 02:34:44 | -74.24, -51.21 | 105.44 | 09/23/2025 | 02:35:55 | -74.27, -49.92 | 105.49 | 38.85 | 71 |
| 45 | 09/23/2025 | 03:25:29 | 73.95, 115.42 | 74.33 | 09/23/2025 | 03:26:35 | 74.01, 118.04 | 74.24 | 80.75 | 66 |
| 46 | 09/23/2025 | 04:16:13 | -73.88, -77.42 | 105.72 | 09/23/2025 | 04:17:19 | -73.97, -74.56 | 105.79 | 88.81 | 66 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 9/11/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 09/11/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP