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: 9/23/2025
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 | 09/25/2025 | 14:11:16 | 74.94, -46.15 | 76.25 | 09/25/2025 | 14:12:23 | 74.86, -43.61 | 76.04 | 74.06 | 67 |
2 | 09/25/2025 | 15:01:47 | -74.33, 122.83 | 104.43 | 09/25/2025 | 15:01:54 | -74.33, 122.81 | 104.42 | 0.93 | 7 |
3 | 09/25/2025 | 15:52:27 | 74.02, -69.10 | 75.26 | 09/25/2025 | 15:51:16 | 74.08, -70.08 | 75.38 | 30.67 | 71 |
4 | 09/28/2025 | 00:32:50 | -74.78, -21.11 | 103.00 | 09/28/2025 | 00:33:59 | -74.67, -19.50 | 103.20 | 48.86 | 69 |
5 | 09/28/2025 | 01:23:27 | 74.34, 147.38 | 76.53 | 09/28/2025 | 01:23:23 | 74.32, 147.36 | 76.51 | 2.44 | 4 |
6 | 09/28/2025 | 02:14:01 | -73.87, -44.12 | 103.98 | 09/28/2025 | 02:12:52 | -73.90, -45.92 | 103.86 | 55.81 | 69 |
7 | 09/30/2025 | 10:54:22 | 74.42, 4.46 | 77.54 | 09/30/2025 | 10:55:32 | 74.42, 4.49 | 77.52 | 0.89 | 70 |
8 | 09/30/2025 | 11:45:04 | -74.34, 171.99 | 102.54 | 09/30/2025 | 11:44:54 | -74.36, 172.01 | 102.52 | 2.41 | 10 |
9 | 10/02/2025 | 21:15:58 | -74.42, 29.04 | 101.53 | 10/02/2025 | 21:17:02 | -74.42, 29.07 | 101.54 | 0.87 | 64 |
10 | 10/02/2025 | 22:06:42 | 74.32,-163.38 | 78.37 | 10/02/2025 | 22:06:21 | 74.33,-163.46 | 78.39 | 3.03 | 21 |
11 | 10/05/2025 | 07:37:37 | 74.41, 53.66 | 79.39 | 10/05/2025 | 07:38:29 | 74.42, 53.64 | 79.39 | 0.54 | 52 |
12 | 10/05/2025 | 08:28:19 | -74.33,-138.82 | 100.69 | 10/05/2025 | 08:27:51 | -74.35,-138.84 | 100.66 | 2.27 | 28 |
13 | 10/07/2025 | 17:59:14 | -74.44, 78.20 | 99.67 | 10/07/2025 | 17:59:58 | -74.45, 78.30 | 99.66 | 3.75 | 44 |
14 | 10/07/2025 | 18:49:58 | 74.33,-114.22 | 80.24 | 10/07/2025 | 18:49:17 | 74.37,-114.22 | 80.28 | 3.80 | 41 |
Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/23/2025
Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/23/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and TERRA