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: 7/19/2025
| 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 | 07/31/2025 | 23:06:52 | -75.11, 3.49 | 122.66 | 07/31/2025 | 23:05:46 | -75.12, 0.17 | 122.41 | 94.74 | 66 |
| 2 | 07/31/2025 | 23:57:37 | 74.87, 170.15 | 57.16 | 07/31/2025 | 23:56:27 | 74.87, 168.18 | 57.32 | 57.11 | 70 |
| 3 | 08/01/2025 | 00:48:20 | -74.80, -22.69 | 122.89 | 08/01/2025 | 00:47:09 | -74.79, -24.26 | 122.78 | 45.80 | 71 |
| 4 | 08/01/2025 | 01:39:05 | 74.56, 143.99 | 56.93 | 08/01/2025 | 01:37:51 | 74.59, 143.59 | 57.00 | 12.22 | 74 |
| 5 | 08/01/2025 | 02:29:48 | -74.50, -48.84 | 123.12 | 08/01/2025 | 02:28:33 | -74.51, -48.86 | 123.09 | 1.03 | 75 |
| 6 | 08/01/2025 | 03:20:28 | 74.50, 118.48 | 56.89 | 08/01/2025 | 03:19:19 | 74.50, 118.46 | 56.92 | 0.59 | 69 |
| 7 | 08/01/2025 | 04:11:10 | -74.48, -74.22 | 123.11 | 08/01/2025 | 04:10:03 | -74.51, -74.25 | 123.07 | 3.12 | 67 |
| 8 | 08/01/2025 | 05:01:50 | 74.48, 93.10 | 56.90 | 08/01/2025 | 05:00:49 | 74.50, 93.08 | 56.94 | 2.53 | 61 |
| 9 | 08/01/2025 | 05:52:32 | -74.47, -99.60 | 123.11 | 08/01/2025 | 05:51:32 | -74.47, -99.51 | 123.10 | 2.73 | 60 |
| 10 | 08/01/2025 | 06:43:12 | 74.47, 67.72 | 56.90 | 08/01/2025 | 06:42:18 | 74.46, 67.82 | 56.91 | 2.90 | 54 |
| 11 | 08/01/2025 | 07:33:54 | -74.45,-124.98 | 123.10 | 08/01/2025 | 07:33:02 | -74.47,-124.90 | 123.07 | 3.14 | 52 |
| 12 | 08/01/2025 | 08:24:34 | 74.45, 42.35 | 56.91 | 08/01/2025 | 08:23:48 | 74.46, 42.43 | 56.93 | 2.87 | 46 |
| 13 | 08/01/2025 | 09:15:15 | -74.49,-150.23 | 123.06 | 08/01/2025 | 09:14:32 | -74.48,-150.29 | 123.05 | 2.03 | 43 |
| 14 | 08/01/2025 | 10:05:55 | 74.49, 17.09 | 56.96 | 08/01/2025 | 10:05:18 | 74.47, 17.04 | 56.95 | 2.42 | 37 |
| 15 | 08/01/2025 | 10:56:37 | -74.47,-175.61 | 123.05 | 08/01/2025 | 10:56:02 | -74.48,-175.67 | 123.03 | 1.97 | 35 |
| 16 | 08/01/2025 | 11:47:17 | 74.47, -8.29 | 56.96 | 08/01/2025 | 11:46:48 | 74.47, -8.34 | 56.98 | 1.76 | 29 |
| 17 | 08/01/2025 | 12:37:59 | -74.46, 159.01 | 123.04 | 08/01/2025 | 12:37:31 | -74.44, 159.07 | 123.06 | 2.97 | 28 |
| 18 | 08/01/2025 | 13:28:39 | 74.46, -33.67 | 56.97 | 08/01/2025 | 13:28:18 | 74.48, -33.73 | 57.00 | 3.18 | 21 |
| 19 | 08/01/2025 | 14:19:21 | -74.44, 133.63 | 123.04 | 08/01/2025 | 14:19:01 | -74.44, 133.68 | 123.04 | 1.53 | 20 |
| 20 | 08/01/2025 | 15:10:01 | 74.44, -59.04 | 56.97 | 08/01/2025 | 15:09:47 | 74.44, -58.99 | 56.97 | 1.75 | 14 |
| 21 | 08/01/2025 | 16:00:43 | -74.43, 108.25 | 123.03 | 08/01/2025 | 16:00:31 | -74.45, 108.29 | 123.01 | 2.32 | 12 |
| 22 | 08/01/2025 | 16:51:23 | 74.43, -84.42 | 56.98 | 08/01/2025 | 16:51:17 | 74.44, -84.38 | 56.99 | 1.96 | 6 |
| 23 | 08/01/2025 | 17:42:04 | -74.46, 83.00 | 122.99 | 08/01/2025 | 17:42:01 | -74.45, 82.91 | 122.99 | 3.04 | 3 |
| 24 | 08/01/2025 | 18:32:44 | 74.46,-109.68 | 57.03 | 08/01/2025 | 18:32:47 | 74.45,-109.77 | 57.02 | 3.25 | 3 |
| 25 | 08/01/2025 | 19:23:26 | -74.45, 57.62 | 122.98 | 08/01/2025 | 19:23:31 | -74.46, 57.52 | 122.97 | 3.11 | 5 |
| 26 | 08/01/2025 | 20:14:06 | 74.45,-135.05 | 57.03 | 08/01/2025 | 20:14:17 | 74.45,-135.15 | 57.04 | 2.96 | 11 |
| 27 | 08/01/2025 | 21:04:48 | -74.44, 32.24 | 122.97 | 08/01/2025 | 21:05:00 | -74.41, 32.26 | 123.00 | 2.43 | 12 |
| 28 | 08/01/2025 | 21:55:28 | 74.43,-160.43 | 57.04 | 08/01/2025 | 21:55:46 | 74.41,-160.41 | 57.01 | 2.91 | 18 |
| 29 | 08/01/2025 | 22:46:09 | -74.42, 6.86 | 122.97 | 08/01/2025 | 22:46:29 | -74.42, 6.87 | 122.97 | 0.36 | 20 |
| 30 | 08/01/2025 | 23:36:49 | 74.42, 174.19 | 57.04 | 08/01/2025 | 23:37:15 | 74.41, 174.20 | 57.03 | 0.75 | 26 |
| 31 | 08/02/2025 | 00:27:31 | -74.41, -18.52 | 122.96 | 08/02/2025 | 00:27:59 | -74.42, -18.51 | 122.95 | 1.97 | 28 |
| 32 | 08/02/2025 | 01:18:11 | 74.40, 148.81 | 57.05 | 08/02/2025 | 01:18:45 | 74.42, 148.81 | 57.05 | 1.55 | 34 |
| 33 | 08/02/2025 | 02:08:53 | -74.39, -43.89 | 122.95 | 08/02/2025 | 02:09:28 | -74.38, -43.77 | 122.98 | 3.79 | 35 |
| 34 | 08/02/2025 | 02:59:33 | 74.39, 123.43 | 57.06 | 08/02/2025 | 03:00:15 | 74.42, 123.42 | 57.08 | 3.75 | 42 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 7/19/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 07/19/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP