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, 137.82 | 116.58 | 08/22/2025 | 13:59:53 | -74.55, 139.53 | 116.78 | 51.35 | 69 |
| 2 | 08/22/2025 | 14:49:20 | 74.18, -53.69 | 62.92 | 08/22/2025 | 14:49:18 | 74.18, -53.65 | 62.92 | 1.37 | 2 |
| 3 | 08/22/2025 | 15:39:56 | -73.76, 114.66 | 117.54 | 08/22/2025 | 15:38:46 | -73.78, 113.15 | 117.41 | 46.86 | 70 |
| 4 | 08/25/2025 | 00:20:21 | 74.47, 162.85 | 64.05 | 08/25/2025 | 00:21:32 | 74.39, 163.69 | 63.90 | 26.71 | 71 |
| 5 | 08/25/2025 | 01:11:00 | -74.19, -29.13 | 116.25 | 08/25/2025 | 01:10:56 | -74.21, -29.05 | 116.24 | 2.86 | 4 |
| 6 | 08/25/2025 | 02:01:32 | 73.53, 139.77 | 63.03 | 08/25/2025 | 02:00:25 | 73.61, 137.34 | 63.28 | 76.75 | 67 |
| 7 | 08/27/2025 | 10:41:59 | -74.43,-172.47 | 115.16 | 08/27/2025 | 10:43:10 | -74.35,-171.85 | 115.29 | 20.50 | 71 |
| 8 | 08/27/2025 | 11:32:39 | 74.17, -4.50 | 64.56 | 08/27/2025 | 11:32:31 | 74.17, -4.58 | 64.57 | 2.50 | 8 |
| 9 | 08/27/2025 | 12:23:10 | -73.50, 164.43 | 116.18 | 08/27/2025 | 12:22:04 | -73.53, 161.71 | 115.96 | 85.99 | 66 |
| 10 | 08/29/2025 | 21:03:36 | 74.26,-147.46 | 65.51 | 08/29/2025 | 21:04:46 | 74.29,-147.42 | 65.51 | 3.39 | 70 |
| 11 | 08/29/2025 | 21:54:19 | -74.19, 20.05 | 114.57 | 08/29/2025 | 21:54:09 | -74.18, 19.99 | 114.57 | 2.06 | 10 |
| 12 | 09/01/2025 | 07:25:16 | -74.28,-122.92 | 113.61 | 09/01/2025 | 07:26:24 | -74.29,-122.88 | 113.62 | 1.87 | 68 |
| 13 | 09/01/2025 | 08:16:00 | 74.22, 44.55 | 66.33 | 09/01/2025 | 08:15:43 | 74.20, 44.59 | 66.32 | 2.26 | 17 |
| 14 | 09/03/2025 | 17:46:56 | 74.27, -98.31 | 67.25 | 09/03/2025 | 17:47:58 | 74.29, -98.32 | 67.26 | 2.79 | 62 |
| 15 | 09/03/2025 | 18:37:39 | -74.19, 69.20 | 112.83 | 09/03/2025 | 18:37:21 | -74.19, 69.12 | 112.81 | 2.56 | 18 |
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