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: 9/3/2025
| 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 | 09/03/2025 | 17:46:56 | 74.29, -98.36 | 67.28 | 09/03/2025 | 17:47:57 | 74.28, -98.35 | 67.25 | 1.00 | 61 |
| 2 | 09/03/2025 | 18:37:39 | -74.23, 69.11 | 112.78 | 09/03/2025 | 18:37:19 | -74.22, 69.17 | 112.79 | 1.99 | 20 |
| 3 | 09/06/2025 | 04:08:35 | -74.30, -73.80 | 111.83 | 09/06/2025 | 04:09:33 | -74.29, -73.79 | 111.86 | 1.58 | 58 |
| 4 | 09/06/2025 | 04:59:19 | 74.22, 93.71 | 68.10 | 09/06/2025 | 04:58:52 | 74.20, 93.68 | 68.08 | 3.09 | 27 |
| 5 | 09/08/2025 | 14:30:15 | 74.30, -49.22 | 69.08 | 09/08/2025 | 14:31:04 | 74.32, -49.14 | 69.08 | 3.20 | 49 |
| 6 | 09/08/2025 | 15:20:58 | -74.24, 118.25 | 110.98 | 09/08/2025 | 15:20:27 | -74.22, 118.29 | 111.00 | 2.69 | 31 |
| 7 | 09/11/2025 | 00:51:54 | -74.33, -24.70 | 109.99 | 09/11/2025 | 00:52:39 | -74.31, -24.61 | 110.02 | 3.37 | 45 |
| 8 | 09/11/2025 | 01:42:37 | 74.20, 142.94 | 69.88 | 09/11/2025 | 01:41:58 | 74.21, 142.84 | 69.90 | 3.25 | 39 |
| 9 | 09/13/2025 | 11:13:33 | 74.30, -0.03 | 70.89 | 09/13/2025 | 11:14:09 | 74.31, -0.04 | 70.90 | 1.39 | 36 |
| 10 | 09/13/2025 | 12:04:16 | -74.24, 167.43 | 109.16 | 09/13/2025 | 12:03:32 | -74.21, 167.41 | 109.18 | 2.75 | 44 |
| 11 | 09/15/2025 | 21:35:10 | -74.30, 24.57 | 108.19 | 09/15/2025 | 21:35:42 | -74.28, 24.46 | 108.21 | 3.52 | 32 |
| 12 | 09/15/2025 | 22:25:54 | 74.21,-167.92 | 71.74 | 09/15/2025 | 22:25:00 | 74.22,-168.00 | 71.76 | 2.57 | 54 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/3/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/03/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA