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: 9/28/2025
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 09/29/2025 06:58:27 74.32, 63.50 76.99 09/29/2025 06:58:47 74.33, 63.51 77.00 1.64 20
2 09/29/2025 07:49:10 -74.26,-129.02 103.07 09/29/2025 07:48:09 -74.27,-128.98 103.05 1.74 61
3 10/01/2025 17:20:05 -74.35, 88.03 102.05 10/01/2025 17:20:18 -74.34, 88.10 102.06 2.29 13
4 10/01/2025 18:10:49 74.27,-104.47 77.89 10/01/2025 18:09:37 74.26,-104.42 77.88 2.53 72
5 10/04/2025 02:51:11 -74.98, -56.40 100.43 10/04/2025 02:52:18 -74.85, -53.79 100.69 77.02 67
6 10/04/2025 03:41:43 74.33, 112.67 78.86 10/04/2025 03:41:45 74.35, 112.71 78.88 2.87 2
7 10/04/2025 04:32:22 -74.07, -79.35 101.42 10/04/2025 04:31:10 -74.13, -80.14 101.31 24.91 72
8 10/06/2025 13:12:40 74.54, -30.59 80.00 10/06/2025 13:13:52 74.47, -30.12 79.90 16.05 72
9 10/06/2025 14:03:20 -74.32, 137.28 100.22 10/06/2025 14:03:15 -74.34, 137.26 100.20 2.05 5
10 10/06/2025 14:53:51 73.61, -53.66 79.02 10/06/2025 14:52:45 73.68, -56.51 79.22 89.80 66
11 10/08/2025 23:34:13 -74.39, -5.61 99.24 10/08/2025 23:35:21 -74.42, -5.66 99.23 2.73 68
12 10/09/2025 00:24:57 74.33, 161.88 80.70 10/09/2025 00:24:40 74.33, 161.83 80.72 1.72 17
13 10/11/2025 09:55:51 74.41, 18.96 81.69 10/11/2025 09:56:46 74.43, 18.97 81.70 2.69 55
14 10/11/2025 10:46:34 -74.34,-173.55 98.38 10/11/2025 10:46:08 -74.35,-173.55 98.36 1.44 26

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/28/2025
SNOs_Map_NOAA-20_TERRA_20250929.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/28/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA