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: 5/13/2025
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 05/13/2025 16:22:06 -73.69, 103.90 124.70 05/13/2025 16:23:11 -73.71, 103.93 124.69 3.18 65
2 05/13/2025 17:12:50 73.61, -88.61 55.20 05/13/2025 17:12:31 73.59, -88.67 55.19 3.17 19
3 05/16/2025 02:43:49 73.69, 128.46 54.73 05/16/2025 02:45:00 73.69, 128.38 54.72 2.54 71
4 05/16/2025 03:34:32 -73.62, -64.06 125.36 05/16/2025 03:34:23 -73.60, -64.15 125.37 3.69 9
5 05/18/2025 13:05:37 -74.00, 152.30 125.47 05/18/2025 13:06:48 -73.90, 153.32 125.64 33.00 71
6 05/18/2025 13:56:15 73.63, -39.51 54.12 05/18/2025 13:56:10 73.66, -39.53 54.14 3.06 5
7 05/18/2025 14:46:49 -73.11, 128.99 126.47 05/18/2025 14:45:40 -73.20, 127.20 126.27 58.39 69
8 05/20/2025 23:27:24 74.22, 176.33 54.27 05/20/2025 23:28:32 74.10, 178.24 54.03 59.38 68
9 05/21/2025 00:17:57 -73.65, -14.96 126.38 05/21/2025 00:18:02 -73.64, -15.07 126.38 3.42 5
10 05/21/2025 01:08:35 73.28, 153.19 53.21 05/21/2025 01:07:25 73.34, 151.98 53.35 39.42 70
11 05/23/2025 10:39:39 73.67, 9.55 53.18 05/23/2025 10:39:47 73.70, 9.56 53.21 3.50 8
12 05/23/2025 11:30:22 -73.59, 177.05 126.92 05/23/2025 11:29:10 -73.62, 177.05 126.87 3.43 72
13 05/25/2025 21:01:21 -73.69, 34.09 127.24 05/25/2025 21:01:38 -73.71, 34.06 127.22 2.15 17

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/13/2025
SNOs_Map_NOAA-20_TERRA_20250513.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/13/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA