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: 10/22/2025
| 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 | 10/22/2025 | 07:18:13 | 74.51, 58.25 | 85.76 | 10/22/2025 | 07:19:05 | 74.51, 58.31 | 85.74 | 2.04 | 52 |
| 2 | 10/22/2025 | 08:08:55 | -74.45,-134.26 | 94.31 | 10/22/2025 | 08:08:26 | -74.44,-134.19 | 94.32 | 2.47 | 29 |
| 3 | 10/24/2025 | 17:39:48 | -74.51, 82.87 | 93.41 | 10/24/2025 | 17:40:29 | -74.50, 82.90 | 93.42 | 1.26 | 41 |
| 4 | 10/24/2025 | 18:30:33 | 74.45,-109.66 | 86.54 | 10/24/2025 | 18:29:49 | 74.41,-109.64 | 86.51 | 3.63 | 44 |
| 5 | 10/27/2025 | 04:01:26 | 74.52, 107.44 | 87.43 | 10/27/2025 | 04:01:51 | 74.50, 107.51 | 87.41 | 2.78 | 25 |
| 6 | 10/27/2025 | 04:52:08 | -74.44, -85.05 | 92.64 | 10/27/2025 | 04:51:12 | -74.43, -85.00 | 92.65 | 2.33 | 56 |
| 7 | 10/29/2025 | 14:23:00 | -74.47, 132.16 | 91.81 | 10/29/2025 | 14:23:14 | -74.48, 132.07 | 91.80 | 3.16 | 14 |
| 8 | 10/29/2025 | 15:13:45 | 74.42, -60.38 | 88.14 | 10/29/2025 | 15:12:34 | 74.40, -60.46 | 88.13 | 3.37 | 71 |
| 9 | 10/31/2025 | 23:54:01 | -74.94, -11.83 | 90.52 | 10/31/2025 | 23:55:10 | -74.82, -10.19 | 90.72 | 49.37 | 69 |
| 10 | 11/01/2025 | 00:44:38 | 74.51, 156.67 | 89.02 | 11/01/2025 | 00:44:35 | 74.48, 156.66 | 88.98 | 3.60 | 3 |
| 11 | 11/01/2025 | 01:35:11 | -73.98, -34.67 | 91.54 | 11/01/2025 | 01:34:02 | -74.08, -36.56 | 91.36 | 58.73 | 69 |
| 12 | 11/03/2025 | 10:15:30 | 74.56, 13.83 | 89.83 | 11/03/2025 | 10:16:35 | 74.57, 13.83 | 89.83 | 2.03 | 65 |
| 13 | 11/03/2025 | 11:06:13 | -74.52,-178.74 | 90.21 | 11/03/2025 | 11:05:56 | -74.49,-178.69 | 90.24 | 2.81 | 17 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/22/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/22/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA