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 | 09/06/2025 | 04:08:35 | -74.29, -73.77 | 111.84 | 09/06/2025 | 04:09:33 | -74.31, -73.74 | 111.84 | 2.62 | 58 |
| 2 | 09/06/2025 | 04:59:19 | 74.21, 93.74 | 68.09 | 09/06/2025 | 04:58:52 | 74.22, 93.74 | 68.10 | 1.31 | 27 |
| 3 | 09/08/2025 | 14:30:15 | 74.29, -49.18 | 69.06 | 09/08/2025 | 14:31:05 | 74.31, -49.17 | 69.07 | 2.89 | 50 |
| 4 | 09/08/2025 | 15:20:58 | -74.23, 118.29 | 111.00 | 09/08/2025 | 15:20:28 | -74.21, 118.26 | 111.01 | 2.20 | 30 |
| 5 | 09/11/2025 | 00:51:54 | -74.31, -24.65 | 110.01 | 09/11/2025 | 00:52:40 | -74.32, -24.59 | 110.01 | 2.34 | 46 |
| 6 | 09/11/2025 | 01:42:38 | 74.23, 142.87 | 69.92 | 09/11/2025 | 01:41:59 | 74.22, 142.86 | 69.92 | 1.03 | 39 |
| 7 | 09/13/2025 | 11:13:33 | 74.32, -0.09 | 70.92 | 09/13/2025 | 11:14:10 | 74.30, -0.07 | 70.89 | 2.65 | 37 |
| 8 | 09/13/2025 | 12:04:16 | -74.26, 167.37 | 109.14 | 09/13/2025 | 12:03:32 | -74.25, 167.49 | 109.14 | 3.76 | 44 |
| 9 | 09/15/2025 | 21:35:11 | -74.31, 24.52 | 108.17 | 09/15/2025 | 21:35:44 | -74.30, 24.50 | 108.19 | 1.35 | 33 |
| 10 | 09/15/2025 | 22:25:55 | 74.23,-167.96 | 71.76 | 09/15/2025 | 22:25:02 | 74.24,-167.96 | 71.78 | 1.44 | 53 |
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