Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and AQUA Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/21/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (AQUA) | Time (AQUA) | Lat,Lon (AQUA) | SZA (AQUA ) | Distance(km) | Time Diff (sec) |
| 1 | 07/22/2025 | 18:47:39 | -81.30, 12.84 | 113.32 | 07/22/2025 | 18:48:52 | -81.31, 12.95 | 113.38 | 1.82 | 73 |
| 2 | 07/22/2025 | 19:38:23 | 81.30,-179.64 | 66.66 | 07/22/2025 | 19:38:10 | 81.30,-179.55 | 66.66 | 1.47 | 13 |
| 3 | 07/25/2025 | 04:18:35 | -81.30,-129.81 | 112.83 | 07/25/2025 | 04:19:45 | -81.31,-129.64 | 112.90 | 2.98 | 70 |
| 4 | 07/25/2025 | 05:09:19 | 81.30, 37.67 | 67.16 | 07/25/2025 | 05:09:03 | 81.30, 37.85 | 67.14 | 2.97 | 16 |
| 5 | 07/27/2025 | 13:49:31 | -81.30, 87.52 | 112.31 | 07/27/2025 | 13:50:38 | -81.30, 87.58 | 112.36 | 1.11 | 67 |
| 6 | 07/27/2025 | 14:40:15 | 81.30,-105.04 | 67.68 | 07/27/2025 | 14:39:56 | 81.29,-104.95 | 67.68 | 1.73 | 19 |
| 7 | 07/29/2025 | 23:20:26 | -81.30, -55.18 | 111.76 | 07/29/2025 | 23:21:29 | -81.31, -55.00 | 111.82 | 3.01 | 63 |
| 8 | 07/30/2025 | 00:11:09 | 81.30, 112.62 | 68.18 | 07/30/2025 | 00:10:47 | 81.30, 112.46 | 68.22 | 2.76 | 22 |
| 9 | 08/01/2025 | 08:51:22 | -81.30, 162.10 | 111.18 | 08/01/2025 | 08:52:21 | -81.30, 162.22 | 111.23 | 1.95 | 59 |
| 10 | 08/01/2025 | 09:42:06 | 81.30, -30.52 | 68.82 | 08/01/2025 | 09:41:39 | 81.29, -30.33 | 68.81 | 3.36 | 27 |
| 11 | 08/03/2025 | 18:22:17 | -81.30, 19.75 | 110.63 | 08/03/2025 | 18:23:12 | -81.30, 19.64 | 110.64 | 2.12 | 55 |
Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 7/21/2025
Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 07/21/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and AQUA