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: 10/25/2025
| 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 | 10/27/2025 | 04:01:25 | 74.48, 107.54 | 87.39 | 10/27/2025 | 04:01:51 | 74.50, 107.49 | 87.41 | 2.72 | 26 |
| 2 | 10/27/2025 | 04:52:07 | -74.41, -84.95 | 92.68 | 10/27/2025 | 04:51:12 | -74.42, -85.02 | 92.66 | 2.67 | 55 |
| 3 | 10/29/2025 | 14:23:00 | -74.48, 132.14 | 91.80 | 10/29/2025 | 14:23:14 | -74.48, 132.06 | 91.80 | 2.46 | 14 |
| 4 | 10/29/2025 | 15:13:45 | 74.42, -60.40 | 88.15 | 10/29/2025 | 15:12:34 | 74.40, -60.46 | 88.14 | 3.26 | 71 |
| 5 | 10/31/2025 | 23:54:01 | -74.95, -11.84 | 90.52 | 10/31/2025 | 23:55:10 | -74.83, -10.17 | 90.71 | 50.10 | 69 |
| 6 | 11/01/2025 | 00:44:38 | 74.51, 156.67 | 89.02 | 11/01/2025 | 00:44:35 | 74.49, 156.68 | 89.00 | 2.30 | 3 |
| 7 | 11/01/2025 | 01:35:11 | -73.99, -34.69 | 91.54 | 11/01/2025 | 01:34:02 | -74.10, -36.54 | 91.35 | 57.95 | 69 |
| 8 | 11/03/2025 | 10:15:30 | 74.55, 13.84 | 89.82 | 11/03/2025 | 10:16:36 | 74.55, 13.77 | 89.81 | 2.04 | 66 |
| 9 | 11/03/2025 | 11:06:13 | -74.51,-178.74 | 90.21 | 11/03/2025 | 11:05:56 | -74.52,-178.64 | 90.21 | 3.26 | 17 |
| 10 | 11/05/2025 | 20:37:05 | -74.56, 38.43 | 89.43 | 11/05/2025 | 20:37:57 | -74.55, 38.39 | 89.45 | 1.39 | 52 |
| 11 | 11/05/2025 | 21:27:49 | 74.47,-154.02 | 90.48 | 11/05/2025 | 21:27:17 | 74.47,-154.14 | 90.49 | 3.34 | 32 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/25/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/25/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA