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: 10/3/2025
| 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 | 10/05/2025 | 07:37:37 | 74.42, 53.64 | 79.40 | 10/05/2025 | 07:38:27 | 74.44, 53.70 | 79.41 | 3.25 | 50 |
| 2 | 10/05/2025 | 08:28:19 | -74.35,-138.86 | 100.67 | 10/05/2025 | 08:27:49 | -74.37,-138.81 | 100.65 | 2.36 | 30 |
| 3 | 10/07/2025 | 17:59:13 | -74.42, 78.24 | 99.68 | 10/07/2025 | 17:59:56 | -74.40, 78.19 | 99.71 | 2.18 | 43 |
| 4 | 10/07/2025 | 18:49:58 | 74.35,-114.28 | 80.26 | 10/07/2025 | 18:49:15 | 74.33,-114.31 | 80.24 | 3.25 | 43 |
| 5 | 10/10/2025 | 04:20:52 | 74.44, 102.79 | 81.26 | 10/10/2025 | 04:21:20 | 74.42, 102.83 | 81.23 | 2.08 | 28 |
| 6 | 10/10/2025 | 05:11:34 | -74.36, -89.70 | 98.82 | 10/10/2025 | 05:10:42 | -74.34, -89.70 | 98.84 | 2.87 | 52 |
| 7 | 10/12/2025 | 14:42:27 | -74.41, 127.47 | 97.87 | 10/12/2025 | 14:42:46 | -74.43, 127.44 | 97.85 | 2.82 | 19 |
| 8 | 10/12/2025 | 15:33:12 | 74.34, -65.06 | 82.08 | 10/12/2025 | 15:32:05 | 74.36, -65.05 | 82.10 | 1.26 | 67 |
| 9 | 10/15/2025 | 00:13:34 | -75.13, -17.25 | 96.19 | 10/15/2025 | 00:14:39 | -75.04, -14.15 | 96.41 | 89.36 | 65 |
| 10 | 10/15/2025 | 01:04:05 | 74.40, 152.08 | 83.03 | 10/15/2025 | 01:04:09 | 74.40, 151.98 | 83.03 | 2.73 | 4 |
| 11 | 10/15/2025 | 01:54:44 | -74.18, -40.04 | 97.21 | 10/15/2025 | 01:53:32 | -74.26, -40.68 | 97.09 | 21.36 | 72 |
| 12 | 10/17/2025 | 10:34:58 | 74.52, 9.05 | 84.03 | 10/17/2025 | 10:36:10 | 74.50, 9.15 | 84.00 | 3.51 | 72 |
| 13 | 10/17/2025 | 11:25:40 | -74.44, 176.58 | 96.05 | 10/17/2025 | 11:25:32 | -74.41, 176.60 | 96.08 | 3.58 | 8 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/3/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/03/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA