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: 10/13/2025
| 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 | 10/15/2025 | 01:04:07 | 74.45, 151.95 | 83.07 | 10/15/2025 | 01:04:13 | 74.42, 152.01 | 83.05 | 3.02 | 6 |
| 2 | 10/15/2025 | 01:54:48 | -74.33, -40.43 | 97.04 | 10/15/2025 | 01:53:35 | -74.32, -40.56 | 97.04 | 4.03 | 73 |
| 3 | 10/17/2025 | 10:35:05 | 74.73, 8.47 | 84.26 | 10/17/2025 | 10:36:16 | 74.59, 9.32 | 84.08 | 29.47 | 71 |
| 4 | 10/17/2025 | 11:25:42 | -74.42, 176.62 | 96.07 | 10/17/2025 | 11:25:39 | -74.43, 176.62 | 96.06 | 1.52 | 3 |
| 5 | 10/17/2025 | 12:16:15 | 73.76, -14.43 | 83.23 | 10/17/2025 | 12:15:09 | 73.80, -17.11 | 83.39 | 83.37 | 66 |
| 6 | 10/19/2025 | 20:56:35 | -74.51, 33.66 | 95.11 | 10/19/2025 | 20:57:42 | -74.52, 33.74 | 95.12 | 2.54 | 67 |
| 7 | 10/19/2025 | 21:47:19 | 74.40,-158.74 | 84.79 | 10/19/2025 | 21:47:02 | 74.41,-158.83 | 84.80 | 3.06 | 17 |
| 8 | 10/22/2025 | 07:18:13 | 74.51, 58.27 | 85.75 | 10/22/2025 | 07:19:06 | 74.48, 58.25 | 85.71 | 3.20 | 53 |
| 9 | 10/22/2025 | 08:08:55 | -74.43,-134.21 | 94.33 | 10/22/2025 | 08:08:27 | -74.42,-134.22 | 94.34 | 1.39 | 28 |
| 10 | 10/24/2025 | 17:39:48 | -74.49, 82.93 | 93.43 | 10/24/2025 | 17:40:30 | -74.50, 82.91 | 93.42 | 1.91 | 42 |
| 11 | 10/24/2025 | 18:30:33 | 74.43,-109.62 | 86.52 | 10/24/2025 | 18:29:50 | 74.40,-109.65 | 86.50 | 3.21 | 43 |
| 12 | 10/27/2025 | 04:01:26 | 74.50, 107.49 | 87.41 | 10/27/2025 | 04:01:52 | 74.52, 107.55 | 87.43 | 2.77 | 26 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/13/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/13/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA