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: 9/24/2025
| 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 | 09/25/2025 | 14:11:17 | 74.97, -46.24 | 76.29 | 09/25/2025 | 14:12:23 | 74.87, -43.57 | 76.05 | 78.06 | 66 |
| 2 | 09/25/2025 | 15:01:48 | -74.36, 122.74 | 104.39 | 09/25/2025 | 15:01:54 | -74.35, 122.84 | 104.41 | 3.41 | 6 |
| 3 | 09/25/2025 | 15:52:27 | 74.01, -69.06 | 75.24 | 09/25/2025 | 15:51:16 | 74.10, -70.04 | 75.39 | 31.62 | 71 |
| 4 | 09/28/2025 | 00:32:49 | -74.77, -21.07 | 103.01 | 09/28/2025 | 00:33:59 | -74.63, -19.59 | 103.23 | 46.05 | 70 |
| 5 | 09/28/2025 | 01:23:26 | 74.32, 147.42 | 76.51 | 09/28/2025 | 01:23:22 | 74.34, 147.39 | 76.52 | 1.55 | 4 |
| 6 | 09/28/2025 | 02:14:00 | -73.85, -44.08 | 104.00 | 09/28/2025 | 02:12:51 | -73.91, -45.89 | 103.85 | 56.24 | 69 |
| 7 | 09/30/2025 | 10:54:21 | 74.40, 4.50 | 77.52 | 09/30/2025 | 10:55:31 | 74.43, 4.52 | 77.53 | 3.31 | 70 |
| 8 | 09/30/2025 | 11:45:03 | -74.32, 172.03 | 102.56 | 09/30/2025 | 11:44:54 | -74.32, 171.92 | 102.56 | 3.20 | 9 |
| 9 | 10/02/2025 | 21:15:58 | -74.41, 29.08 | 101.55 | 10/02/2025 | 21:17:02 | -74.43, 29.09 | 101.54 | 2.42 | 64 |
| 10 | 10/02/2025 | 22:06:43 | 74.35,-163.46 | 78.41 | 10/02/2025 | 22:06:21 | 74.34,-163.45 | 78.40 | 1.32 | 22 |
| 11 | 10/05/2025 | 07:37:37 | 74.40, 53.70 | 79.37 | 10/05/2025 | 07:38:29 | 74.42, 53.65 | 79.39 | 2.89 | 52 |
| 12 | 10/05/2025 | 08:28:20 | -74.37,-138.90 | 100.65 | 10/05/2025 | 08:27:51 | -74.35,-138.84 | 100.66 | 2.29 | 29 |
| 13 | 10/07/2025 | 17:59:14 | -74.42, 78.24 | 99.68 | 10/07/2025 | 17:59:58 | -74.45, 78.29 | 99.67 | 3.35 | 44 |
| 14 | 10/07/2025 | 18:49:59 | 74.36,-114.31 | 80.27 | 10/07/2025 | 18:49:17 | 74.36,-114.24 | 80.27 | 2.14 | 42 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/24/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/24/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA