Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/22/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 05/23/2025 10:39:40 73.67, 9.56 53.18 05/23/2025 10:39:48 73.70, 9.55 53.21 3.18 8
2 05/23/2025 11:30:22 -73.60, 177.03 126.91 05/23/2025 11:29:10 -73.61, 177.02 126.89 0.85 72
3 05/25/2025 21:01:21 -73.70, 34.07 127.23 05/25/2025 21:01:38 -73.69, 34.03 127.24 1.50 17
4 05/25/2025 21:52:05 73.62,-158.44 52.69 05/25/2025 21:50:57 73.60,-158.49 52.68 2.73 68
5 05/28/2025 07:23:04 73.73, 58.58 52.41 05/28/2025 07:23:24 73.72, 58.59 52.39 0.71 20
6 05/28/2025 08:13:47 -73.65,-133.93 127.68 05/28/2025 08:12:47 -73.63,-133.93 127.69 2.04 60
7 05/30/2025 17:44:46 -73.76, 83.09 127.92 05/30/2025 17:45:14 -73.74, 83.12 127.96 2.61 28
8 05/30/2025 18:35:29 73.64,-109.32 51.94 05/30/2025 18:34:33 73.64,-109.41 51.96 2.78 56
9 06/02/2025 04:06:28 73.75, 107.69 51.75 06/02/2025 04:06:59 73.77, 107.71 51.76 2.93 31
10 06/02/2025 04:57:11 -73.67, -84.82 128.35 06/02/2025 04:56:22 -73.69, -84.80 128.32 1.99 49
11 06/04/2025 14:28:10 -73.79, 132.18 128.50 06/04/2025 14:28:49 -73.75, 132.16 128.54 3.68 39
12 06/04/2025 15:18:54 73.72, -60.35 51.42 06/04/2025 15:18:07 73.71, -60.25 51.42 3.15 47

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/22/2025
SNOs_Map_NOAA-20_TERRA_20250522.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/22/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA