Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/25/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
| 1 | 08/03/2025 | 20:49:40 | 70.29,-136.39 | 53.03 | 08/03/2025 | 20:48:30 | 70.27,-137.89 | 53.09 | 56.50 | 70 |
| 2 | 08/03/2025 | 21:40:31 | -70.64, 30.38 | 126.60 | 08/03/2025 | 21:39:17 | -70.65, 30.01 | 126.55 | 13.51 | 74 |
| 3 | 08/03/2025 | 22:31:19 | 70.77,-162.53 | 53.56 | 08/03/2025 | 22:30:17 | 70.76,-162.57 | 53.56 | 1.84 | 62 |
| 4 | 08/03/2025 | 23:22:04 | -70.80, 4.74 | 126.41 | 08/03/2025 | 23:21:11 | -70.77, 4.74 | 126.42 | 2.47 | 53 |
| 5 | 08/04/2025 | 00:12:50 | 70.82, 172.00 | 53.64 | 08/04/2025 | 00:12:12 | 70.83, 172.07 | 53.64 | 2.43 | 38 |
| 6 | 08/04/2025 | 01:03:34 | -70.80, -20.64 | 126.38 | 08/04/2025 | 01:03:07 | -70.79, -20.72 | 126.38 | 2.75 | 27 |
| 7 | 08/04/2025 | 01:54:20 | 70.83, 146.62 | 53.66 | 08/04/2025 | 01:54:08 | 70.85, 146.62 | 53.68 | 1.87 | 12 |
| 8 | 08/04/2025 | 02:45:05 | -70.86, -46.11 | 126.30 | 08/04/2025 | 02:45:02 | -70.86, -46.08 | 126.30 | 1.37 | 3 |
| 9 | 08/04/2025 | 03:35:51 | 70.89, 121.15 | 53.74 | 08/04/2025 | 03:36:04 | 70.86, 121.17 | 53.71 | 2.51 | 13 |
| 10 | 08/04/2025 | 04:26:35 | -70.86, -71.50 | 126.28 | 08/04/2025 | 04:26:58 | -70.88, -71.53 | 126.26 | 2.35 | 23 |
| 11 | 08/04/2025 | 05:17:21 | 70.89, 95.77 | 53.76 | 08/04/2025 | 05:18:00 | 70.88, 95.72 | 53.75 | 2.15 | 39 |
| 12 | 08/04/2025 | 06:08:06 | -70.92, -96.97 | 126.20 | 08/04/2025 | 06:08:54 | -70.90, -96.98 | 126.23 | 2.36 | 48 |
| 13 | 08/04/2025 | 06:58:52 | 70.95, 70.30 | 53.84 | 08/04/2025 | 06:59:55 | 70.95, 70.35 | 53.83 | 2.07 | 63 |
| 14 | 08/04/2025 | 07:49:36 | -70.92,-122.35 | 126.18 | 08/04/2025 | 07:50:50 | -70.92,-122.43 | 126.19 | 3.19 | 74 |
| 15 | 08/04/2025 | 08:40:33 | 71.53, 43.92 | 54.48 | 08/04/2025 | 08:41:42 | 71.43, 45.73 | 54.30 | 64.70 | 69 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/25/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/25/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19