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: 10/14/2025
| 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 | 01:04:06 | 74.43, 151.99 | 83.06 | 10/15/2025 | 01:04:12 | 74.44, 152.04 | 83.06 | 2.00 | 6 |
| 2 | 10/15/2025 | 01:54:47 | -74.32, -40.40 | 97.06 | 10/15/2025 | 01:53:34 | -74.34, -40.53 | 97.02 | 4.49 | 73 |
| 3 | 10/17/2025 | 10:35:04 | 74.72, 8.51 | 84.24 | 10/17/2025 | 10:36:15 | 74.61, 9.35 | 84.09 | 27.77 | 71 |
| 4 | 10/17/2025 | 11:25:42 | -74.45, 176.53 | 96.04 | 10/17/2025 | 11:25:38 | -74.45, 176.65 | 96.05 | 3.65 | 4 |
| 5 | 10/17/2025 | 12:16:14 | 73.75, -14.39 | 83.22 | 10/17/2025 | 12:15:08 | 73.82, -17.08 | 83.40 | 83.67 | 66 |
| 6 | 10/19/2025 | 20:56:35 | -74.50, 33.69 | 95.12 | 10/19/2025 | 20:57:43 | -74.48, 33.65 | 95.15 | 2.59 | 68 |
| 7 | 10/19/2025 | 21:47:20 | 74.44,-158.83 | 84.82 | 10/19/2025 | 21:47:02 | 74.43,-158.79 | 84.82 | 1.30 | 18 |
| 8 | 10/22/2025 | 07:18:13 | 74.49, 58.31 | 85.73 | 10/22/2025 | 07:19:06 | 74.49, 58.28 | 85.72 | 1.03 | 53 |
| 9 | 10/22/2025 | 08:08:55 | -74.42,-134.18 | 94.34 | 10/22/2025 | 08:08:27 | -74.43,-134.20 | 94.33 | 1.41 | 28 |
| 10 | 10/24/2025 | 17:39:49 | -74.53, 82.83 | 93.39 | 10/24/2025 | 17:40:30 | -74.51, 82.93 | 93.41 | 3.31 | 41 |
| 11 | 10/24/2025 | 18:30:33 | 74.42,-109.59 | 86.51 | 10/24/2025 | 18:29:50 | 74.41,-109.63 | 86.51 | 1.40 | 43 |
| 12 | 10/27/2025 | 04:01:26 | 74.49, 107.52 | 87.40 | 10/27/2025 | 04:01:53 | 74.47, 107.44 | 87.38 | 2.76 | 27 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/14/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/14/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA