Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/29/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (TERRA) | Time (TERRA) | Lat,Lon (TERRA) | SZA (TERRA ) | Distance(km) | Time Diff (sec) |
| 1 | 08/29/2025 | 21:54:20 | -74.21, 19.98 | 114.54 | 08/29/2025 | 21:54:09 | -74.20, 20.03 | 114.55 | 1.89 | 11 |
| 2 | 09/01/2025 | 07:25:16 | -74.27,-122.88 | 113.63 | 09/01/2025 | 07:26:25 | -74.25,-122.98 | 113.66 | 3.57 | 69 |
| 3 | 09/01/2025 | 08:16:00 | 74.19, 44.61 | 66.31 | 09/01/2025 | 08:15:43 | 74.22, 44.63 | 66.33 | 3.02 | 17 |
| 4 | 09/03/2025 | 17:46:56 | 74.30, -98.39 | 67.29 | 09/03/2025 | 17:47:57 | 74.29, -98.33 | 67.26 | 2.38 | 61 |
| 5 | 09/03/2025 | 18:37:39 | -74.24, 69.09 | 112.78 | 09/03/2025 | 18:37:19 | -74.23, 69.20 | 112.78 | 3.28 | 20 |
| 6 | 09/06/2025 | 04:08:35 | -74.30, -73.80 | 111.83 | 09/06/2025 | 04:09:34 | -74.29, -73.79 | 111.86 | 1.74 | 59 |
| 7 | 09/06/2025 | 04:59:19 | 74.23, 93.70 | 68.11 | 09/06/2025 | 04:58:52 | 74.24, 93.79 | 68.12 | 3.23 | 27 |
| 8 | 09/08/2025 | 14:30:15 | 74.30, -49.22 | 69.08 | 09/08/2025 | 14:31:06 | 74.32, -49.15 | 69.08 | 2.97 | 51 |
| 9 | 09/08/2025 | 15:20:58 | -74.23, 118.27 | 110.99 | 09/08/2025 | 15:20:29 | -74.22, 118.29 | 111.00 | 1.44 | 29 |
| 10 | 09/11/2025 | 00:51:54 | -74.31, -24.66 | 110.01 | 09/11/2025 | 00:52:43 | -74.28, -24.69 | 110.05 | 3.46 | 49 |
| 11 | 09/11/2025 | 01:42:38 | 74.24, 142.84 | 69.93 | 09/11/2025 | 01:42:01 | 74.23, 142.87 | 69.92 | 1.31 | 37 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/29/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/29/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA