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: 5/12/2025
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 -73.67, 103.94 124.73 05/13/2025 16:23:12 -73.68, 103.86 124.72 3.22 66
2 05/13/2025 17:12:50 73.59, -88.56 55.18 05/13/2025 17:12:31 73.60, -88.63 55.20 2.74 19
3 05/16/2025 02:43:49 73.72, 128.39 54.76 05/16/2025 02:44:59 73.71, 128.41 54.73 1.52 70
4 05/16/2025 03:34:32 -73.65, -64.12 125.33 05/16/2025 03:34:22 -73.62, -64.12 125.36 3.68 10
5 05/18/2025 13:05:37 -74.03, 152.23 125.44 05/18/2025 13:06:47 -73.91, 153.33 125.63 36.23 70
6 05/18/2025 13:56:15 73.66, -39.58 54.15 05/18/2025 13:56:09 73.66, -39.52 54.15 1.86 6
7 05/18/2025 14:46:49 -73.14, 128.92 126.44 05/18/2025 14:45:40 -73.15, 127.11 126.31 58.43 69
8 05/20/2025 23:27:23 74.20, 176.38 54.25 05/20/2025 23:28:31 74.09, 178.23 54.03 57.27 68
9 05/21/2025 00:17:57 -73.67, -15.03 126.35 05/21/2025 00:18:00 -73.69, -14.97 126.33 2.79 3
10 05/21/2025 01:08:34 73.26, 153.24 53.19 05/21/2025 01:07:24 73.33, 151.97 53.35 41.49 70
11 05/23/2025 09:49:11 -74.50,-159.83 125.88 05/23/2025 09:50:16 -74.41,-156.56 126.16 97.95 65
12 05/23/2025 10:39:40 73.70, 9.48 53.22 05/23/2025 10:39:47 73.69, 9.52 53.19 2.16 7
13 05/23/2025 11:30:23 -73.62, 176.99 126.88 05/23/2025 11:29:10 -73.61, 177.02 126.89 1.92 73
14 05/25/2025 21:01:22 -73.72, 34.02 127.21 05/25/2025 21:01:37 -73.73, 34.11 127.21 2.83 15

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/12/2025
SNOs_Map_NOAA-20_TERRA_20250512.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/12/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA