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: 7/17/2025
| 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 | 07/17/2025 | 04:14:52 | 73.95, 105.49 | 53.14 | 07/17/2025 | 04:13:49 | 73.98, 105.53 | 53.18 | 3.33 | 63 |
| 2 | 07/19/2025 | 13:45:49 | 74.04, -37.46 | 53.66 | 07/19/2025 | 13:46:10 | 74.02, -37.52 | 53.65 | 2.38 | 21 |
| 3 | 07/19/2025 | 14:36:32 | -73.98, 130.00 | 126.40 | 07/19/2025 | 14:35:30 | -73.99, 130.09 | 126.38 | 3.31 | 62 |
| 4 | 07/22/2025 | 00:07:30 | -74.06, -12.94 | 125.84 | 07/22/2025 | 00:07:51 | -74.08, -12.86 | 125.84 | 3.34 | 21 |
| 5 | 07/22/2025 | 00:58:14 | 73.98, 154.56 | 54.08 | 07/22/2025 | 00:57:12 | 73.97, 154.57 | 54.08 | 1.58 | 62 |
| 6 | 07/24/2025 | 10:29:12 | 74.08, 11.60 | 54.68 | 07/24/2025 | 10:29:32 | 74.09, 11.70 | 54.68 | 3.72 | 20 |
| 7 | 07/24/2025 | 11:19:54 | -73.96, 179.21 | 125.46 | 07/24/2025 | 11:18:54 | -73.97, 179.09 | 125.42 | 3.85 | 60 |
| 8 | 07/26/2025 | 20:50:53 | -74.10, 36.13 | 124.77 | 07/26/2025 | 20:51:14 | -74.08, 36.21 | 124.80 | 2.60 | 21 |
| 9 | 07/26/2025 | 21:41:36 | 73.98,-156.27 | 55.11 | 07/26/2025 | 21:40:35 | 73.96,-156.38 | 55.12 | 3.83 | 61 |
| 10 | 07/29/2025 | 07:12:34 | 74.08, 60.75 | 55.77 | 07/29/2025 | 07:12:55 | 74.07, 60.70 | 55.76 | 2.18 | 21 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/17/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/17/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA