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: 7/25/2025
| 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 | 07/26/2025 | 20:50:53 | -74.10, 36.12 | 124.76 | 07/26/2025 | 20:51:13 | -74.09, 36.23 | 124.79 | 3.66 | 20 |
| 2 | 07/26/2025 | 21:41:36 | 73.98,-156.27 | 55.11 | 07/26/2025 | 21:40:34 | 73.98,-156.34 | 55.13 | 2.29 | 62 |
| 3 | 07/29/2025 | 07:12:34 | 74.08, 60.75 | 55.77 | 07/29/2025 | 07:12:54 | 74.06, 60.70 | 55.76 | 2.44 | 20 |
| 4 | 07/29/2025 | 08:03:17 | -74.01,-131.75 | 124.31 | 07/29/2025 | 08:02:15 | -73.99,-131.80 | 124.30 | 2.43 | 62 |
| 5 | 07/31/2025 | 17:34:15 | -74.10, 85.27 | 123.61 | 07/31/2025 | 17:34:34 | -74.11, 85.33 | 123.62 | 1.71 | 19 |
| 6 | 07/31/2025 | 18:24:59 | 74.04,-107.26 | 56.33 | 07/31/2025 | 18:23:54 | 74.04,-107.15 | 56.34 | 3.10 | 65 |
| 7 | 08/03/2025 | 03:55:56 | 74.10, 109.87 | 57.00 | 08/03/2025 | 03:56:14 | 74.08, 109.81 | 56.99 | 2.32 | 18 |
| 8 | 08/03/2025 | 04:46:39 | -74.01, -82.61 | 123.09 | 08/03/2025 | 04:45:35 | -74.02, -82.66 | 123.06 | 1.83 | 64 |
| 9 | 08/05/2025 | 14:17:36 | -74.12, 134.40 | 122.33 | 08/05/2025 | 14:17:53 | -74.11, 134.39 | 122.35 | 1.18 | 17 |
| 10 | 08/05/2025 | 15:08:19 | 74.01, -58.03 | 57.56 | 08/05/2025 | 15:07:13 | 74.02, -58.12 | 57.60 | 2.86 | 66 |
| 11 | 08/08/2025 | 00:39:17 | 74.12, 158.96 | 58.35 | 08/08/2025 | 00:39:31 | 74.14, 159.01 | 58.36 | 2.11 | 14 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/25/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/25/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA