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: 9/21/2025
| 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 | 09/23/2025 | 04:40:09 | 74.32, 98.26 | 74.64 | 09/23/2025 | 04:40:21 | 74.31, 98.19 | 74.62 | 2.51 | 12 |
| 2 | 09/23/2025 | 05:30:51 | -74.24, -94.21 | 105.45 | 09/23/2025 | 05:29:43 | -74.25, -94.28 | 105.42 | 2.52 | 68 |
| 3 | 09/25/2025 | 14:11:16 | 74.96, -46.19 | 76.27 | 09/25/2025 | 14:12:23 | 74.85, -43.63 | 76.03 | 75.11 | 67 |
| 4 | 09/25/2025 | 15:01:47 | -74.34, 122.79 | 104.41 | 09/25/2025 | 15:01:54 | -74.32, 122.79 | 104.43 | 1.93 | 7 |
| 5 | 09/25/2025 | 15:52:27 | 74.04, -69.14 | 75.28 | 09/25/2025 | 15:51:15 | 74.12, -69.98 | 75.41 | 27.39 | 72 |
| 6 | 09/28/2025 | 00:32:50 | -74.79, -21.13 | 102.99 | 09/28/2025 | 00:33:59 | -74.69, -19.46 | 103.18 | 50.15 | 69 |
| 7 | 09/28/2025 | 01:23:27 | 74.35, 147.36 | 76.54 | 09/28/2025 | 01:23:23 | 74.33, 147.39 | 76.52 | 1.99 | 4 |
| 8 | 09/28/2025 | 02:14:01 | -73.87, -44.13 | 103.97 | 09/28/2025 | 02:12:52 | -73.91, -45.89 | 103.84 | 54.29 | 69 |
| 9 | 09/30/2025 | 10:54:22 | 74.42, 4.46 | 77.53 | 09/30/2025 | 10:55:33 | 74.41, 4.47 | 77.52 | 0.46 | 71 |
| 10 | 09/30/2025 | 11:45:04 | -74.33, 172.00 | 102.55 | 09/30/2025 | 11:44:55 | -74.36, 172.00 | 102.53 | 2.47 | 9 |
| 11 | 10/02/2025 | 21:15:59 | -74.41, 29.09 | 101.55 | 10/02/2025 | 21:17:05 | -74.41, 29.04 | 101.56 | 1.69 | 66 |
| 12 | 10/02/2025 | 22:06:44 | 74.35,-163.46 | 78.41 | 10/02/2025 | 22:06:23 | 74.37,-163.38 | 78.43 | 3.11 | 21 |
| 13 | 10/05/2025 | 07:37:39 | 74.43, 53.62 | 79.41 | 10/05/2025 | 07:38:33 | 74.40, 53.60 | 79.37 | 2.73 | 54 |
| 14 | 10/05/2025 | 08:28:21 | -74.34,-138.85 | 100.68 | 10/05/2025 | 08:27:55 | -74.34,-138.88 | 100.67 | 0.88 | 26 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/21/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/21/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA