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: 5/8/2025
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 05/08/2025 19:38:41 -73.67, 54.80 123.49 05/08/2025 19:39:30 -73.68, 54.88 123.49 3.26 49
2 05/08/2025 20:29:25 73.58,-137.70 56.42 05/08/2025 20:28:50 73.56,-137.70 56.40 2.43 35
3 05/11/2025 06:00:24 73.66, 79.39 55.87 05/11/2025 06:01:20 73.66, 79.33 55.86 1.90 56
4 05/11/2025 06:51:07 -73.59,-113.14 124.22 05/11/2025 06:50:42 -73.61,-113.11 124.19 2.76 25
5 05/13/2025 16:22:07 -73.71, 103.84 124.67 05/13/2025 16:23:12 -73.69, 103.88 124.71 2.57 65
6 05/13/2025 17:12:50 73.59, -88.56 55.18 05/13/2025 17:12:31 73.61, -88.62 55.21 2.78 19
7 05/16/2025 02:43:49 73.72, 128.39 54.77 05/16/2025 02:44:59 73.72, 128.43 54.74 1.62 70
8 05/16/2025 03:34:32 -73.65, -64.12 125.33 05/16/2025 03:34:22 -73.63, -64.09 125.35 2.24 10
9 05/18/2025 13:05:37 -74.03, 152.23 125.44 05/18/2025 13:06:47 -73.93, 153.37 125.62 36.75 70
10 05/18/2025 13:56:15 73.67, -39.59 54.16 05/18/2025 13:56:09 73.67, -39.50 54.16 3.02 6
11 05/18/2025 14:46:49 -73.14, 128.92 126.44 05/18/2025 14:45:40 -73.17, 127.14 126.29 57.40 69
12 05/20/2025 23:27:23 74.20, 176.36 54.26 05/20/2025 23:28:31 74.10, 178.26 54.04 58.58 68
13 05/21/2025 00:17:57 -73.68, -15.04 126.34 05/21/2025 00:18:01 -73.66, -15.04 126.37 2.45 4

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/8/2025
SNOs_Map_NOAA-20_TERRA_20250508.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/08/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA