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: 5/7/2025
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 -73.68, 54.77 123.47 05/08/2025 19:39:30 -73.67, 54.85 123.50 2.69 49
2 05/08/2025 20:29:24 73.55,-137.61 56.38 05/08/2025 20:28:50 73.55,-137.72 56.39 3.47 34
3 05/11/2025 06:00:24 73.67, 79.36 55.89 05/11/2025 06:01:19 73.69, 79.40 55.89 2.85 55
4 05/11/2025 06:51:07 -73.60,-113.16 124.20 05/11/2025 06:50:42 -73.59,-113.15 124.21 0.81 25
5 05/13/2025 16:22:06 -73.68, 103.92 124.72 05/13/2025 16:23:12 -73.67, 103.83 124.74 3.03 66
6 05/13/2025 17:12:50 73.60, -88.60 55.20 05/13/2025 17:12:31 73.58, -88.67 55.19 3.33 19
7 05/16/2025 02:43:50 73.74, 128.35 54.78 05/16/2025 02:44:59 73.73, 128.46 54.75 3.59 69
8 05/16/2025 03:34:33 -73.66, -64.15 125.31 05/16/2025 03:34:22 -73.64, -64.06 125.34 3.56 11
9 05/18/2025 13:05:37 -74.00, 152.31 125.47 05/18/2025 13:06:48 -73.87, 153.26 125.66 32.11 71
10 05/18/2025 13:56:15 73.63, -39.51 54.12 05/18/2025 13:56:10 73.62, -39.61 54.11 3.38 5
11 05/18/2025 14:46:49 -73.11, 129.00 126.48 05/18/2025 14:45:40 -73.17, 127.15 126.29 60.11 69
12 05/20/2025 23:27:22 74.17, 176.44 54.22 05/20/2025 23:28:31 74.03, 178.10 53.97 53.14 69
13 05/21/2025 00:17:57 -73.70, -15.08 126.32 05/21/2025 00:17:59 -73.69, -14.97 126.34 3.63 2

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/7/2025
SNOs_Map_NOAA-20_TERRA_20250507.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/07/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA