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: 3/22/2025
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 03/23/2025 11:23:38 74.22, -2.78 73.36 03/23/2025 11:24:43 74.11, 0.38 73.05 96.73 65
2 03/23/2025 12:14:05 -73.41, 166.49 107.57 03/23/2025 12:14:16 -73.42, 166.57 107.57 2.73 11
3 03/23/2025 13:04:49 73.29, -25.94 72.29 03/23/2025 13:03:37 73.32, -25.95 72.34 3.60 72
4 03/25/2025 22:35:43 73.42,-168.94 71.48 03/25/2025 22:36:21 73.44,-168.95 71.49 2.02 38
5 03/25/2025 23:26:25 -73.34, -1.45 108.63 03/25/2025 23:25:43 -73.33, -1.51 108.63 2.78 42
6 03/28/2025 08:57:19 -73.48,-144.48 109.42 03/28/2025 08:58:25 -73.48,-144.43 109.44 1.50 66
7 03/28/2025 09:48:03 73.38, 23.07 70.46 03/28/2025 09:47:46 73.38, 23.04 70.46 1.18 17
8 03/30/2025 19:19:10 74.18,-121.55 70.42 03/30/2025 19:20:16 74.10,-118.68 70.15 87.90 66
9 03/30/2025 20:09:38 -73.40, 47.63 110.48 03/30/2025 20:09:49 -73.41, 47.53 110.47 3.19 11
10 03/30/2025 21:00:22 73.30,-144.83 69.40 03/30/2025 20:59:10 73.30,-145.01 69.43 5.58 72
11 04/02/2025 06:31:16 73.47, 72.06 68.66 04/02/2025 06:31:49 73.48, 72.12 68.65 1.78 33
12 04/02/2025 07:21:58 -73.38,-120.41 111.46 04/02/2025 07:21:11 -73.37,-120.43 111.46 1.51 47
13 04/04/2025 16:52:50 -73.52, 96.57 112.24 04/04/2025 16:53:48 -73.53, 96.68 112.24 3.60 58
14 04/04/2025 17:43:34 73.42, -95.91 67.65 04/04/2025 17:43:09 73.42, -95.88 67.65 1.25 25

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/22/2025
SNOs_Map_NOAA-20_TERRA_20250322.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/22/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA