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: 5/25/2025
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 05/25/2025 21:01:21 -73.70, 34.06 127.23 05/25/2025 21:01:38 -73.69, 34.03 127.24 1.55 17
2 05/25/2025 21:52:05 73.62,-158.44 52.69 05/25/2025 21:50:57 73.61,-158.48 52.68 2.37 68
3 05/28/2025 07:23:04 73.72, 58.59 52.41 05/28/2025 07:23:24 73.73, 58.61 52.40 1.00 20
4 05/28/2025 08:13:47 -73.65,-133.93 127.68 05/28/2025 08:12:47 -73.64,-133.91 127.68 1.70 60
5 05/30/2025 17:44:46 -73.76, 83.09 127.93 05/30/2025 17:45:14 -73.75, 83.15 127.94 1.92 28
6 05/30/2025 18:35:30 73.68,-109.42 51.99 05/30/2025 18:34:33 73.66,-109.37 51.98 3.17 57
7 06/02/2025 04:06:28 73.74, 107.71 51.74 06/02/2025 04:07:00 73.75, 107.67 51.74 2.05 32
8 06/02/2025 04:57:11 -73.67, -84.80 128.35 06/02/2025 04:56:23 -73.67, -84.86 128.34 1.65 48
9 06/04/2025 14:28:10 -73.77, 132.21 128.51 06/04/2025 14:28:49 -73.80, 132.26 128.51 3.01 39
10 06/04/2025 15:18:54 73.70, -60.31 51.41 06/04/2025 15:18:08 73.70, -60.27 51.41 1.47 46
11 06/07/2025 00:49:52 73.77, 156.81 51.23 06/07/2025 00:50:35 73.77, 156.71 51.23 3.13 43
12 06/07/2025 01:40:36 -73.74, -35.82 128.80 06/07/2025 01:39:57 -73.73, -35.71 128.81 3.56 39

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/25/2025
SNOs_Map_NOAA-20_TERRA_20250525.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/25/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA