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: 8/1/2025
| 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 | 08/01/2025 | 05:01:49 | 74.51, 93.19 | 56.92 | 08/01/2025 | 05:00:49 | 74.50, 93.08 | 56.94 | 3.36 | 60 |
| 2 | 08/01/2025 | 05:52:31 | -74.49, -99.55 | 123.09 | 08/01/2025 | 05:51:32 | -74.48, -99.54 | 123.08 | 0.81 | 59 |
| 3 | 08/01/2025 | 06:43:11 | 74.50, 67.81 | 56.93 | 08/01/2025 | 06:42:19 | 74.51, 67.69 | 56.96 | 3.51 | 52 |
| 4 | 08/01/2025 | 07:33:53 | -74.47,-124.93 | 123.09 | 08/01/2025 | 07:33:02 | -74.49,-124.93 | 123.06 | 1.48 | 51 |
| 5 | 08/01/2025 | 08:24:33 | 74.48, 42.43 | 56.94 | 08/01/2025 | 08:23:48 | 74.46, 42.43 | 56.93 | 2.18 | 45 |
| 6 | 08/01/2025 | 09:15:15 | -74.46,-150.31 | 123.08 | 08/01/2025 | 09:14:32 | -74.49,-150.32 | 123.04 | 3.68 | 43 |
| 7 | 08/01/2025 | 10:05:55 | 74.47, 17.05 | 56.94 | 08/01/2025 | 10:05:18 | 74.47, 17.05 | 56.95 | 0.07 | 37 |
| 8 | 08/01/2025 | 10:56:37 | -74.44,-175.69 | 123.07 | 08/01/2025 | 10:56:01 | -74.45,-175.58 | 123.07 | 3.49 | 36 |
| 9 | 08/01/2025 | 11:47:17 | 74.45, -8.33 | 56.95 | 08/01/2025 | 11:46:48 | 74.47, -8.34 | 56.98 | 2.32 | 29 |
| 10 | 08/01/2025 | 12:37:58 | -74.48, 159.05 | 123.03 | 08/01/2025 | 12:37:31 | -74.45, 159.04 | 123.04 | 2.78 | 27 |
| 11 | 08/01/2025 | 13:28:39 | 74.44, -33.71 | 56.95 | 08/01/2025 | 13:28:17 | 74.43, -33.60 | 56.94 | 3.45 | 22 |
| 12 | 08/01/2025 | 14:19:20 | -74.46, 133.67 | 123.02 | 08/01/2025 | 14:19:01 | -74.46, 133.65 | 123.02 | 0.93 | 19 |
| 13 | 08/01/2025 | 15:10:01 | 74.42, -59.09 | 56.96 | 08/01/2025 | 15:09:47 | 74.44, -58.99 | 56.97 | 3.39 | 14 |
| 14 | 08/01/2025 | 16:00:42 | -74.45, 108.30 | 123.02 | 08/01/2025 | 16:00:31 | -74.46, 108.26 | 123.00 | 1.97 | 11 |
| 15 | 08/01/2025 | 16:51:22 | 74.46, -84.35 | 57.00 | 08/01/2025 | 16:51:17 | 74.44, -84.38 | 56.99 | 2.06 | 5 |
| 16 | 08/01/2025 | 17:42:03 | -74.43, 82.92 | 123.01 | 08/01/2025 | 17:41:59 | -74.42, 83.00 | 123.03 | 2.95 | 4 |
| 17 | 08/01/2025 | 18:32:43 | 74.44,-109.73 | 57.01 | 08/01/2025 | 18:32:46 | 74.45,-109.76 | 57.02 | 1.20 | 3 |
| 18 | 08/01/2025 | 19:23:25 | -74.42, 57.54 | 123.01 | 08/01/2025 | 19:23:29 | -74.42, 57.61 | 123.01 | 2.42 | 4 |
| 19 | 08/01/2025 | 20:14:05 | 74.43,-135.10 | 57.02 | 08/01/2025 | 20:14:16 | 74.45,-135.15 | 57.04 | 2.97 | 11 |
| 20 | 08/01/2025 | 21:04:46 | -74.45, 32.28 | 122.96 | 08/01/2025 | 21:04:59 | -74.43, 32.23 | 122.98 | 3.01 | 13 |
| 21 | 08/01/2025 | 21:55:27 | 74.41,-160.48 | 57.02 | 08/01/2025 | 21:55:45 | 74.41,-160.41 | 57.01 | 2.27 | 18 |
| 22 | 08/01/2025 | 22:46:08 | -74.44, 6.90 | 122.95 | 08/01/2025 | 22:46:29 | -74.43, 6.84 | 122.96 | 1.94 | 21 |
| 23 | 08/01/2025 | 23:36:49 | 74.40, 174.14 | 57.03 | 08/01/2025 | 23:37:15 | 74.41, 174.20 | 57.03 | 2.59 | 26 |
| 24 | 08/02/2025 | 00:27:30 | -74.42, -18.48 | 122.95 | 08/02/2025 | 00:27:59 | -74.44, -18.55 | 122.93 | 2.90 | 29 |
| 25 | 08/02/2025 | 01:18:10 | 74.43, 148.88 | 57.07 | 08/02/2025 | 01:18:45 | 74.42, 148.81 | 57.06 | 2.54 | 35 |
| 26 | 08/02/2025 | 02:08:52 | -74.41, -43.86 | 122.94 | 08/02/2025 | 02:09:28 | -74.40, -43.81 | 122.97 | 1.86 | 36 |
| 27 | 08/02/2025 | 02:59:32 | 74.42, 123.50 | 57.08 | 08/02/2025 | 03:00:15 | 74.42, 123.43 | 57.08 | 2.39 | 43 |
| 28 | 08/02/2025 | 03:50:14 | -74.39, -69.23 | 122.94 | 08/02/2025 | 03:50:58 | -74.40, -69.20 | 122.94 | 1.50 | 44 |
| 29 | 08/02/2025 | 04:40:54 | 74.40, 98.12 | 57.09 | 08/02/2025 | 04:41:44 | 74.38, 98.17 | 57.05 | 2.76 | 50 |
| 30 | 08/02/2025 | 05:31:36 | -74.38, -94.61 | 122.93 | 08/02/2025 | 05:32:28 | -74.41, -94.58 | 122.92 | 3.32 | 52 |
| 31 | 08/02/2025 | 06:22:16 | 74.39, 72.74 | 57.09 | 08/02/2025 | 06:23:14 | 74.38, 72.78 | 57.07 | 1.06 | 58 |
| 32 | 08/02/2025 | 07:12:57 | -74.41,-119.87 | 122.88 | 08/02/2025 | 07:13:58 | -74.41,-119.97 | 122.89 | 3.09 | 61 |
| 33 | 08/02/2025 | 08:03:38 | 74.37, 47.36 | 57.10 | 08/02/2025 | 08:04:44 | 74.39, 47.39 | 57.10 | 2.20 | 66 |
| 34 | 08/02/2025 | 08:54:19 | -74.40,-145.25 | 122.88 | 08/02/2025 | 08:55:27 | -74.37,-145.23 | 122.93 | 3.24 | 68 |
| 35 | 08/02/2025 | 09:45:00 | 74.36, 21.98 | 57.10 | 08/02/2025 | 09:46:14 | 74.40, 22.00 | 57.12 | 4.34 | 74 |
| 36 | 08/02/2025 | 10:35:43 | -74.28,-170.87 | 122.95 | 08/02/2025 | 10:36:56 | -74.32,-170.49 | 122.96 | 12.32 | 73 |
| 37 | 08/02/2025 | 11:26:28 | 74.04, -4.13 | 56.88 | 08/02/2025 | 11:27:38 | 74.11, -2.63 | 56.81 | 46.14 | 70 |
| 38 | 08/02/2025 | 12:17:11 | -73.97, 163.02 | 123.18 | 08/02/2025 | 12:18:20 | -74.04, 164.86 | 123.27 | 56.78 | 69 |
| 39 | 08/02/2025 | 13:07:56 | 73.73, -30.21 | 56.65 | 08/02/2025 | 13:09:01 | 73.77, -27.17 | 56.44 | 94.63 | 65 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 8/1/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 08/01/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP