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: 7/16/2025
| 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 | 03:24:07 | -74.02, -61.98 | 126.80 | 07/17/2025 | 03:24:29 | -74.01, -62.08 | 126.81 | 3.11 | 22 |
| 2 | 07/17/2025 | 04:14:52 | 73.98, 105.43 | 53.16 | 07/17/2025 | 04:13:49 | 73.95, 105.47 | 53.15 | 3.07 | 63 |
| 3 | 07/19/2025 | 13:45:50 | 74.06, -37.52 | 53.69 | 07/19/2025 | 13:46:10 | 74.05, -37.46 | 53.67 | 2.46 | 20 |
| 4 | 07/19/2025 | 14:36:32 | -73.95, 130.06 | 126.43 | 07/19/2025 | 14:35:31 | -73.97, 130.04 | 126.40 | 2.15 | 61 |
| 5 | 07/22/2025 | 00:07:30 | -74.03, -12.87 | 125.88 | 07/22/2025 | 00:07:52 | -74.06, -12.91 | 125.86 | 2.93 | 22 |
| 6 | 07/22/2025 | 00:58:14 | 73.96, 154.63 | 54.05 | 07/22/2025 | 00:57:13 | 73.95, 154.52 | 54.06 | 3.67 | 61 |
| 7 | 07/24/2025 | 10:29:12 | 74.05, 11.67 | 54.65 | 07/24/2025 | 10:29:33 | 74.07, 11.65 | 54.66 | 2.68 | 21 |
| 8 | 07/24/2025 | 11:19:55 | -73.98, 179.16 | 125.43 | 07/24/2025 | 11:18:54 | -74.00, 179.16 | 125.39 | 2.65 | 61 |
| 9 | 07/26/2025 | 20:50:53 | -74.06, 36.21 | 124.81 | 07/26/2025 | 20:51:15 | -74.07, 36.16 | 124.81 | 1.46 | 22 |
| 10 | 07/26/2025 | 21:41:37 | 74.00,-156.32 | 55.13 | 07/26/2025 | 21:40:35 | 74.00,-156.32 | 55.14 | 0.16 | 62 |
| 11 | 07/29/2025 | 07:12:34 | 74.09, 60.71 | 55.79 | 07/29/2025 | 07:12:54 | 74.10, 60.77 | 55.78 | 1.89 | 20 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/16/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/16/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA