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: 5/20/2025
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 05/20/2025 23:27:24 74.22, 176.33 54.27 05/20/2025 23:28:32 74.09, 178.22 54.02 59.14 68
2 05/21/2025 00:17:57 -73.65, -14.98 126.37 05/21/2025 00:18:01 -73.68, -15.00 126.35 2.78 4
3 05/21/2025 01:08:35 73.28, 153.19 53.21 05/21/2025 01:07:25 73.33, 151.96 53.35 39.74 70
4 05/23/2025 10:39:40 73.67, 9.55 53.18 05/23/2025 10:39:48 73.70, 9.54 53.20 2.60 8
5 05/23/2025 11:30:23 -73.60, 177.03 126.91 05/23/2025 11:29:11 -73.61, 177.02 126.89 0.84 72
6 05/25/2025 21:01:21 -73.70, 34.07 127.23 05/25/2025 21:01:38 -73.69, 34.03 127.24 1.45 17
7 05/25/2025 21:52:05 73.63,-158.45 52.69 05/25/2025 21:50:57 73.60,-158.49 52.68 3.23 68
8 05/28/2025 07:23:04 73.73, 58.58 52.41 05/28/2025 07:23:24 73.72, 58.59 52.39 1.28 20
9 05/28/2025 08:13:47 -73.65,-133.93 127.68 05/28/2025 08:12:47 -73.63,-133.93 127.69 2.08 60
10 05/30/2025 17:44:46 -73.76, 83.09 127.92 05/30/2025 17:45:14 -73.74, 83.12 127.96 2.74 28
11 05/30/2025 18:35:29 73.64,-109.32 51.94 05/30/2025 18:34:33 73.64,-109.41 51.96 2.74 56
12 06/02/2025 04:06:28 73.75, 107.68 51.75 06/02/2025 04:06:59 73.77, 107.71 51.76 2.30 31
13 06/02/2025 04:57:11 -73.67, -84.82 128.35 06/02/2025 04:56:22 -73.69, -84.81 128.32 1.80 49

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/20/2025
SNOs_Map_NOAA-20_TERRA_20250520.jpg

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

Historial Predications of SNOs between NOAA-20 and TERRA