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: 7/10/2025
| 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 | 07/12/2025 | 06:40:45 | -74.02,-111.16 | 127.56 | 07/12/2025 | 06:41:05 | -74.00,-111.15 | 127.59 | 2.86 | 20 |
| 2 | 07/12/2025 | 07:31:29 | 73.93, 56.38 | 52.34 | 07/12/2025 | 07:30:25 | 73.94, 56.39 | 52.37 | 1.13 | 64 |
| 3 | 07/14/2025 | 17:02:27 | 74.01, -86.55 | 52.79 | 07/14/2025 | 17:02:47 | 74.01, -86.59 | 52.79 | 1.51 | 20 |
| 4 | 07/14/2025 | 17:53:10 | -73.95, 80.90 | 127.27 | 07/14/2025 | 17:52:08 | -73.93, 80.91 | 127.27 | 1.98 | 62 |
| 5 | 07/17/2025 | 03:24:08 | -74.03, -62.02 | 126.79 | 07/17/2025 | 03:24:29 | -74.05, -61.99 | 126.78 | 2.41 | 21 |
| 6 | 07/17/2025 | 04:14:51 | 73.94, 105.50 | 53.13 | 07/17/2025 | 04:13:49 | 73.93, 105.43 | 53.14 | 2.42 | 62 |
| 7 | 07/19/2025 | 13:45:49 | 74.03, -37.44 | 53.65 | 07/19/2025 | 13:46:10 | 74.03, -37.49 | 53.65 | 1.56 | 21 |
| 8 | 07/19/2025 | 14:36:32 | -73.96, 130.04 | 126.42 | 07/19/2025 | 14:35:31 | -73.96, 130.02 | 126.40 | 0.53 | 61 |
| 9 | 07/22/2025 | 00:07:30 | -74.04, -12.89 | 125.87 | 07/22/2025 | 00:07:52 | -74.05, -12.93 | 125.86 | 1.45 | 22 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/10/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/10/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA