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: 8/2/2025
| 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,-137.90 | 53.09 | 56.87 | 70 |
| 2 | 08/03/2025 | 21:40:31 | -70.65, 30.36 | 126.59 | 08/03/2025 | 21:39:17 | -70.64, 29.99 | 126.56 | 13.67 | 74 |
| 3 | 08/03/2025 | 22:31:19 | 70.77,-162.53 | 53.56 | 08/03/2025 | 22:30:17 | 70.75,-162.58 | 53.56 | 2.48 | 62 |
| 4 | 08/03/2025 | 23:22:04 | -70.81, 4.72 | 126.40 | 08/03/2025 | 23:21:10 | -70.81, 4.80 | 126.38 | 2.97 | 54 |
| 5 | 08/04/2025 | 00:12:50 | 70.83, 172.00 | 53.64 | 08/04/2025 | 00:12:12 | 70.82, 172.06 | 53.64 | 2.08 | 38 |
| 6 | 08/04/2025 | 01:03:34 | -70.81, -20.66 | 126.37 | 08/04/2025 | 01:03:06 | -70.83, -20.65 | 126.35 | 2.12 | 28 |
| 7 | 08/04/2025 | 01:54:20 | 70.83, 146.62 | 53.66 | 08/04/2025 | 01:54:08 | 70.84, 146.61 | 53.67 | 1.31 | 12 |
| 8 | 08/04/2025 | 02:45:05 | -70.87, -46.13 | 126.29 | 08/04/2025 | 02:45:02 | -70.85, -46.10 | 126.31 | 2.43 | 3 |
| 9 | 08/04/2025 | 03:35:51 | 70.89, 121.15 | 53.74 | 08/04/2025 | 03:36:04 | 70.86, 121.16 | 53.71 | 3.10 | 13 |
| 10 | 08/04/2025 | 04:26:35 | -70.87, -71.51 | 126.27 | 08/04/2025 | 04:26:58 | -70.87, -71.55 | 126.28 | 1.66 | 23 |
| 11 | 08/04/2025 | 05:17:21 | 70.89, 95.77 | 53.76 | 08/04/2025 | 05:18:00 | 70.88, 95.71 | 53.75 | 2.77 | 39 |
| 12 | 08/04/2025 | 06:08:06 | -70.93, -96.98 | 126.19 | 08/04/2025 | 06:08:53 | -70.94, -96.92 | 126.19 | 2.50 | 47 |
| 13 | 08/04/2025 | 06:58:52 | 70.95, 70.30 | 53.84 | 08/04/2025 | 06:59:55 | 70.95, 70.34 | 53.83 | 1.70 | 63 |
| 14 | 08/04/2025 | 07:49:36 | -70.94,-122.36 | 126.16 | 08/04/2025 | 07:50:49 | -70.96,-122.37 | 126.16 | 2.21 | 73 |
| 15 | 08/04/2025 | 08:40:32 | 71.48, 44.01 | 54.43 | 08/04/2025 | 08:41:42 | 71.43, 45.72 | 54.30 | 60.60 | 70 |
Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/2/2025
Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/02/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and NOAA-19