Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and METOP-B Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/27/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Distance(km) | Time Diff (sec) |
| 1 | 11/03/2025 | 04:20:32 | 74.96, 101.36 | 90.20 | 11/03/2025 | 04:21:39 | 74.94, 104.08 | 90.07 | 78.62 | 67 |
| 2 | 11/03/2025 | 05:11:15 | -74.91, -91.20 | 89.85 | 11/03/2025 | 05:12:23 | -74.84, -88.87 | 90.01 | 68.17 | 68 |
| 3 | 11/03/2025 | 06:01:56 | 74.67, 76.80 | 89.90 | 11/03/2025 | 06:03:07 | 74.65, 77.95 | 89.83 | 33.84 | 71 |
| 4 | 11/03/2025 | 06:52:38 | -74.58,-115.64 | 90.20 | 11/03/2025 | 06:53:51 | -74.55,-114.99 | 90.26 | 19.37 | 73 |
| 5 | 11/03/2025 | 07:43:21 | 74.42, 52.08 | 89.65 | 11/03/2025 | 07:44:34 | 74.41, 51.97 | 89.63 | 3.75 | 73 |
| 6 | 11/03/2025 | 08:34:05 | -74.43,-140.62 | 90.34 | 11/03/2025 | 08:35:16 | -74.41,-140.71 | 90.36 | 3.45 | 71 |
| 7 | 11/03/2025 | 09:24:51 | 74.42, 26.72 | 89.67 | 11/03/2025 | 09:25:56 | 74.41, 26.63 | 89.65 | 2.70 | 65 |
| 8 | 11/03/2025 | 10:15:35 | -74.42,-165.98 | 90.32 | 11/03/2025 | 10:16:38 | -74.41,-166.04 | 90.34 | 2.38 | 63 |
| 9 | 11/03/2025 | 11:06:21 | 74.41, 1.35 | 89.69 | 11/03/2025 | 11:07:18 | 74.41, 1.29 | 89.68 | 1.67 | 57 |
| 10 | 11/03/2025 | 11:57:05 | -74.42, 168.65 | 90.30 | 11/03/2025 | 11:58:00 | -74.41, 168.62 | 90.32 | 1.33 | 55 |
| 11 | 11/03/2025 | 12:47:51 | 74.41, -24.02 | 89.71 | 11/03/2025 | 12:48:40 | 74.41, -24.04 | 89.70 | 0.79 | 49 |
| 12 | 11/03/2025 | 13:38:35 | -74.42, 143.28 | 90.28 | 11/03/2025 | 13:39:22 | -74.41, 143.28 | 90.29 | 0.36 | 47 |
| 13 | 11/03/2025 | 14:29:21 | 74.41, -49.38 | 89.72 | 11/03/2025 | 14:30:02 | 74.42, -49.38 | 89.72 | 0.88 | 41 |
| 14 | 11/03/2025 | 15:20:05 | -74.41, 117.92 | 90.27 | 11/03/2025 | 15:20:44 | -74.42, 117.95 | 90.27 | 0.87 | 39 |
| 15 | 11/03/2025 | 16:10:51 | 74.40, -74.75 | 89.74 | 11/03/2025 | 16:11:24 | 74.42, -74.72 | 89.75 | 1.80 | 33 |
| 16 | 11/03/2025 | 17:01:35 | -74.41, 92.55 | 90.25 | 11/03/2025 | 17:02:06 | -74.42, 92.61 | 90.25 | 1.91 | 31 |
| 17 | 11/03/2025 | 17:52:20 | 74.40,-100.12 | 89.76 | 11/03/2025 | 17:52:45 | 74.42,-100.05 | 89.77 | 2.83 | 25 |
| 18 | 11/03/2025 | 18:43:04 | -74.41, 67.19 | 90.23 | 11/03/2025 | 18:43:27 | -74.42, 67.27 | 90.22 | 2.96 | 23 |
| 19 | 11/03/2025 | 19:33:50 | 74.40,-125.48 | 89.78 | 11/03/2025 | 19:34:08 | 74.37,-125.51 | 89.75 | 2.94 | 18 |
| 20 | 11/03/2025 | 20:24:34 | -74.40, 41.82 | 90.21 | 11/03/2025 | 20:24:50 | -74.37, 41.81 | 90.24 | 3.44 | 16 |
| 21 | 11/03/2025 | 21:15:20 | 74.39,-150.85 | 89.80 | 11/03/2025 | 21:15:30 | 74.37,-150.85 | 89.78 | 2.18 | 10 |
| 22 | 11/03/2025 | 22:06:04 | -74.40, 16.45 | 90.19 | 11/03/2025 | 22:06:12 | -74.37, 16.47 | 90.22 | 2.91 | 8 |
| 23 | 11/03/2025 | 22:56:50 | 74.39,-176.22 | 89.81 | 11/03/2025 | 22:56:52 | 74.38,-176.19 | 89.80 | 1.79 | 2 |
| 24 | 11/03/2025 | 23:47:34 | -74.40, -8.91 | 90.17 | 11/03/2025 | 23:47:34 | -74.38, -8.86 | 90.20 | 2.71 | 0 |
| 25 | 11/04/2025 | 00:38:20 | 74.39, 158.42 | 89.83 | 11/04/2025 | 00:38:14 | 74.38, 158.48 | 89.82 | 1.99 | 6 |
| 26 | 11/04/2025 | 01:29:04 | -74.39, -34.28 | 90.16 | 11/04/2025 | 01:28:56 | -74.38, -34.20 | 90.17 | 2.91 | 8 |
| 27 | 11/04/2025 | 02:19:50 | 74.38, 133.05 | 89.85 | 11/04/2025 | 02:19:36 | 74.38, 133.14 | 89.85 | 2.65 | 14 |
| 28 | 11/04/2025 | 03:10:34 | -74.39, -59.65 | 90.14 | 11/04/2025 | 03:10:18 | -74.38, -59.54 | 90.15 | 3.44 | 16 |
| 29 | 11/04/2025 | 04:01:20 | 74.38, 107.69 | 89.87 | 11/04/2025 | 04:00:58 | 74.38, 107.80 | 89.87 | 3.52 | 22 |
| 30 | 11/04/2025 | 04:52:03 | -74.34, -84.89 | 90.17 | 11/04/2025 | 04:51:41 | -74.33, -85.00 | 90.17 | 3.45 | 22 |
| 31 | 11/04/2025 | 05:42:49 | 74.33, 82.45 | 89.83 | 11/04/2025 | 05:42:21 | 74.34, 82.34 | 89.85 | 3.26 | 28 |
| 32 | 11/04/2025 | 06:33:33 | -74.34,-110.25 | 90.15 | 11/04/2025 | 06:33:03 | -74.34,-110.34 | 90.15 | 2.52 | 30 |
| 33 | 11/04/2025 | 07:24:19 | 74.33, 57.08 | 89.85 | 11/04/2025 | 07:23:43 | 74.34, 57.00 | 89.87 | 2.64 | 36 |
| 34 | 11/04/2025 | 08:15:03 | -74.33,-135.62 | 90.14 | 11/04/2025 | 08:14:25 | -74.34,-135.67 | 90.12 | 1.74 | 38 |
| 35 | 11/04/2025 | 09:05:49 | 74.32, 31.71 | 89.87 | 11/04/2025 | 09:05:05 | 74.34, 31.67 | 89.90 | 2.37 | 44 |
| 36 | 11/04/2025 | 09:56:33 | -74.33,-160.99 | 90.12 | 11/04/2025 | 09:55:47 | -74.34,-161.01 | 90.10 | 1.40 | 46 |
| 37 | 11/04/2025 | 10:47:19 | 74.32, 6.35 | 89.89 | 11/04/2025 | 10:46:27 | 74.34, 6.33 | 89.92 | 2.56 | 52 |
| 38 | 11/04/2025 | 11:38:03 | -74.33, 173.65 | 90.10 | 11/04/2025 | 11:37:09 | -74.34, 173.65 | 90.08 | 1.77 | 54 |
| 39 | 11/04/2025 | 12:28:49 | 74.32, -19.02 | 89.91 | 11/04/2025 | 12:27:49 | 74.34, -19.01 | 89.94 | 3.12 | 60 |
| 40 | 11/04/2025 | 13:19:33 | -74.32, 148.28 | 90.08 | 11/04/2025 | 13:18:31 | -74.34, 148.32 | 90.05 | 2.56 | 62 |
| 41 | 11/04/2025 | 14:10:19 | 74.31, -44.39 | 89.92 | 11/04/2025 | 14:09:12 | 74.30, -44.47 | 89.92 | 3.03 | 67 |
| 42 | 11/04/2025 | 15:01:03 | -74.32, 122.91 | 90.06 | 11/04/2025 | 14:59:54 | -74.30, 122.85 | 90.07 | 3.11 | 69 |
| 43 | 11/04/2025 | 15:51:49 | 74.31, -69.75 | 89.94 | 11/04/2025 | 15:50:34 | 74.30, -69.81 | 89.94 | 1.96 | 75 |
| 44 | 11/04/2025 | 16:42:31 | -74.22, 97.80 | 90.15 | 11/04/2025 | 16:41:17 | -74.25, 97.39 | 90.10 | 12.73 | 74 |
| 45 | 11/04/2025 | 17:33:13 | 74.01, -94.38 | 89.64 | 11/04/2025 | 17:32:02 | 74.01, -95.88 | 89.70 | 46.07 | 71 |
| 46 | 11/04/2025 | 18:23:55 | -73.92, 73.16 | 90.45 | 11/04/2025 | 18:22:45 | -73.96, 71.32 | 90.34 | 56.74 | 70 |
| 47 | 11/04/2025 | 19:14:36 | 73.66,-118.91 | 89.29 | 11/04/2025 | 19:13:31 | 73.66,-122.05 | 89.41 | 98.16 | 65 |
Figure of NOAA-20 and METOP-B satellite orbits during SNOs since TLE Epoch: 10/27/2025
Download SNOs between NOAA-20 and METOP-B since TLE EPOCH: 10/27/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and METOP-B