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: 4/8/2025
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 04/09/2025 13:36:37 -73.98, 144.56 113.56 04/09/2025 13:37:46 -73.84, 146.22 113.80 53.38 69
2 04/09/2025 14:27:13 73.48, -46.93 65.87 04/09/2025 14:27:12 73.48, -46.88 65.87 1.84 1
3 04/09/2025 15:17:49 -73.09, 121.25 114.58 04/09/2025 15:16:38 -73.15, 120.14 114.43 36.49 71
4 04/12/2025 00:48:56 -73.46, -22.34 115.05 04/12/2025 00:49:12 -73.48, -22.42 115.04 3.17 16
5 04/12/2025 01:39:41 73.41, 145.10 64.88 04/12/2025 01:38:32 73.42, 145.13 64.90 1.43 69
6 04/14/2025 11:10:42 73.50, 2.15 64.10 04/14/2025 11:11:10 73.48, 2.05 64.09 3.61 28
7 04/14/2025 12:01:25 -73.45, 169.58 115.97 04/14/2025 12:00:31 -73.44, 169.62 115.97 1.92 54
8 04/16/2025 21:32:26 -73.54, 26.62 116.72 04/16/2025 21:33:08 -73.52, 26.59 116.75 2.46 42
9 04/16/2025 22:23:10 73.45,-165.85 63.16 04/16/2025 22:22:28 73.45,-165.90 63.17 1.36 42
10 04/19/2025 07:54:11 73.56, 51.16 62.44 04/19/2025 07:55:04 73.54, 51.08 62.41 3.25 53
11 04/19/2025 08:44:54 -73.50,-141.39 117.64 04/19/2025 08:44:25 -73.51,-141.31 117.63 2.70 29
12 04/21/2025 18:15:54 -73.61, 75.61 118.34 04/21/2025 18:16:59 -73.61, 75.71 118.35 3.38 65
13 04/21/2025 19:06:38 73.52,-116.89 61.56 04/21/2025 19:06:19 73.52,-116.81 61.56 2.49 19

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/8/2025
SNOs_Map_NOAA-20_TERRA_20250408.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/08/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA