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: 10/7/2025
| 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 | 10/07/2025 | 17:59:13 | -74.43, 78.21 | 99.67 | 10/07/2025 | 17:59:56 | -74.41, 78.20 | 99.70 | 2.70 | 43 |
| 2 | 10/07/2025 | 18:49:58 | 74.36,-114.31 | 80.27 | 10/07/2025 | 18:49:15 | 74.33,-114.30 | 80.25 | 3.21 | 43 |
| 3 | 10/10/2025 | 04:20:52 | 74.43, 102.79 | 81.25 | 10/10/2025 | 04:21:21 | 74.42, 102.83 | 81.23 | 1.70 | 29 |
| 4 | 10/10/2025 | 05:11:34 | -74.36, -89.71 | 98.81 | 10/10/2025 | 05:10:43 | -74.34, -89.71 | 98.84 | 3.22 | 51 |
| 5 | 10/12/2025 | 14:42:28 | -74.44, 127.37 | 97.83 | 10/12/2025 | 14:42:48 | -74.44, 127.46 | 97.84 | 2.68 | 20 |
| 6 | 10/12/2025 | 15:33:12 | 74.33, -65.02 | 82.06 | 10/12/2025 | 15:32:08 | 74.32, -65.14 | 82.07 | 3.57 | 64 |
| 7 | 10/15/2025 | 01:04:06 | 74.42, 152.03 | 83.04 | 10/15/2025 | 01:04:13 | 74.41, 151.97 | 83.03 | 2.06 | 7 |
| 8 | 10/15/2025 | 01:54:48 | -74.34, -40.46 | 97.03 | 10/15/2025 | 01:53:34 | -74.37, -40.46 | 97.00 | 2.70 | 74 |
| 9 | 10/17/2025 | 10:35:04 | 74.70, 8.55 | 84.23 | 10/17/2025 | 10:36:15 | 74.62, 9.39 | 84.10 | 26.56 | 71 |
| 10 | 10/17/2025 | 11:25:42 | -74.43, 176.59 | 96.06 | 10/17/2025 | 11:25:39 | -74.42, 176.59 | 96.08 | 1.77 | 3 |
| 11 | 10/17/2025 | 12:16:15 | 73.78, -14.48 | 83.26 | 10/17/2025 | 12:15:08 | 73.83, -17.04 | 83.41 | 79.77 | 67 |
| 12 | 10/19/2025 | 20:56:35 | -74.48, 33.74 | 95.14 | 10/19/2025 | 20:57:43 | -74.49, 33.69 | 95.14 | 1.87 | 68 |
| 13 | 10/19/2025 | 21:47:20 | 74.43,-158.80 | 84.81 | 10/19/2025 | 21:47:02 | 74.43,-158.78 | 84.82 | 0.85 | 18 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/7/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/07/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA