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: 8/20/2025
| 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 | 08/22/2025 | 13:58:44 | -74.63, 137.83 | 116.59 | 08/22/2025 | 13:59:53 | -74.56, 139.54 | 116.78 | 51.00 | 69 |
| 2 | 08/22/2025 | 14:49:20 | 74.18, -53.68 | 62.92 | 08/22/2025 | 14:49:18 | 74.19, -53.63 | 62.92 | 1.88 | 2 |
| 3 | 08/22/2025 | 15:39:56 | -73.75, 114.67 | 117.55 | 08/22/2025 | 15:38:46 | -73.79, 113.16 | 117.40 | 47.07 | 70 |
| 4 | 08/25/2025 | 00:20:20 | 74.46, 162.86 | 64.05 | 08/25/2025 | 00:21:31 | 74.39, 163.70 | 63.91 | 26.32 | 71 |
| 5 | 08/25/2025 | 01:10:59 | -74.19, -29.12 | 116.26 | 08/25/2025 | 01:10:56 | -74.16, -29.16 | 116.28 | 3.42 | 3 |
| 6 | 08/25/2025 | 02:01:31 | 73.53, 139.78 | 63.02 | 08/25/2025 | 02:00:24 | 73.62, 137.35 | 63.28 | 76.97 | 67 |
| 7 | 08/27/2025 | 10:41:59 | -74.42,-172.46 | 115.17 | 08/27/2025 | 10:43:10 | -74.35,-171.84 | 115.29 | 20.09 | 71 |
| 8 | 08/27/2025 | 11:32:39 | 74.17, -4.49 | 64.56 | 08/27/2025 | 11:32:31 | 74.17, -4.58 | 64.57 | 2.70 | 8 |
| 9 | 08/27/2025 | 12:23:10 | -73.50, 164.44 | 116.18 | 08/27/2025 | 12:22:04 | -73.53, 161.71 | 115.96 | 86.21 | 66 |
| 10 | 08/29/2025 | 21:03:36 | 74.26,-147.46 | 65.51 | 08/29/2025 | 21:04:46 | 74.29,-147.43 | 65.51 | 3.07 | 70 |
| 11 | 08/29/2025 | 21:54:19 | -74.18, 20.05 | 114.57 | 08/29/2025 | 21:54:09 | -74.18, 19.98 | 114.58 | 2.31 | 10 |
| 12 | 09/01/2025 | 07:25:16 | -74.28,-122.93 | 113.61 | 09/01/2025 | 07:26:24 | -74.29,-122.89 | 113.63 | 1.18 | 68 |
| 13 | 09/01/2025 | 08:16:00 | 74.22, 44.54 | 66.34 | 09/01/2025 | 08:15:43 | 74.20, 44.58 | 66.31 | 3.09 | 17 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/20/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/20/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA