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: 5/17/2025
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 -74.01, 152.28 125.46 05/18/2025 13:06:48 -73.89, 153.28 125.65 33.38 71
2 05/18/2025 13:56:15 73.63, -39.51 54.12 05/18/2025 13:56:10 73.65, -39.55 54.13 2.05 5
3 05/18/2025 14:46:49 -73.12, 128.97 126.46 05/18/2025 14:45:40 -73.18, 127.17 126.28 58.55 69
4 05/20/2025 23:27:23 74.17, 176.45 54.22 05/20/2025 23:28:32 74.07, 178.19 54.01 54.08 69
5 05/21/2025 00:17:57 -73.65, -14.98 126.37 05/21/2025 00:18:01 -73.67, -15.02 126.35 2.09 4
6 05/21/2025 01:08:35 73.28, 153.19 53.21 05/21/2025 01:07:24 73.37, 152.04 53.38 37.85 71
7 05/23/2025 10:39:40 73.68, 9.54 53.19 05/23/2025 10:39:48 73.67, 9.48 53.18 2.29 8
8 05/23/2025 11:30:23 -73.60, 177.03 126.90 05/23/2025 11:29:11 -73.58, 176.97 126.91 3.21 72
9 05/25/2025 21:01:21 -73.70, 34.06 127.22 05/25/2025 21:01:37 -73.70, 34.04 127.23 0.79 16
10 05/25/2025 21:52:05 73.64,-158.47 52.70 05/25/2025 21:50:55 73.65,-158.37 52.73 3.52 70
11 05/28/2025 07:23:04 73.75, 58.54 52.43 05/28/2025 07:23:22 73.74, 58.65 52.41 3.47 18
12 05/28/2025 08:13:47 -73.67,-133.96 127.67 05/28/2025 08:12:45 -73.66,-133.86 127.66 3.24 62
13 05/30/2025 17:44:45 -73.73, 83.16 127.96 05/30/2025 17:45:12 -73.73, 83.12 127.96 1.14 27
14 05/30/2025 18:35:29 73.66,-109.38 51.97 05/30/2025 18:34:30 73.68,-109.31 52.00 3.01 59

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/17/2025
SNOs_Map_NOAA-20_TERRA_20250517.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/17/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA