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: 5/16/2025
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 05/18/2025 13:05:37 -74.00, 152.29 125.47 05/18/2025 13:06:48 -73.90, 153.30 125.64 33.28 71
2 05/18/2025 13:56:15 73.63, -39.51 54.12 05/18/2025 13:56:10 73.65, -39.54 54.14 2.61 5
3 05/18/2025 14:46:49 -73.11, 128.98 126.47 05/18/2025 14:45:40 -73.19, 127.19 126.27 58.37 69
4 05/20/2025 23:27:24 74.22, 176.33 54.27 05/20/2025 23:28:32 74.09, 178.23 54.03 59.22 68
5 05/21/2025 00:17:58 -73.70, -15.09 126.32 05/21/2025 00:18:01 -73.69, -14.97 126.34 3.55 3
6 05/21/2025 01:08:35 73.28, 153.19 53.21 05/21/2025 01:07:25 73.33, 151.97 53.35 39.60 70
7 05/23/2025 10:39:40 73.67, 9.56 53.18 05/23/2025 10:39:48 73.70, 9.56 53.21 3.88 8
8 05/23/2025 11:30:23 -73.59, 177.05 126.91 05/23/2025 11:29:11 -73.62, 177.05 126.87 3.04 72
9 05/25/2025 21:01:21 -73.69, 34.09 127.24 05/25/2025 21:01:38 -73.71, 34.06 127.22 2.58 17
10 05/25/2025 21:52:05 73.62,-158.44 52.68 05/25/2025 21:50:57 73.61,-158.47 52.69 1.37 68
11 05/28/2025 07:23:04 73.72, 58.59 52.40 05/28/2025 07:23:24 73.73, 58.62 52.41 1.53 20

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/16/2025
SNOs_Map_NOAA-20_TERRA_20250516.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/16/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA