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: 6/8/2025
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 06/09/2025 11:11:33 -73.80,-178.70 128.93 06/09/2025 11:12:21 -73.80,-178.71 128.95 0.43 48
2 06/09/2025 12:02:17 73.72, -11.18 50.97 06/09/2025 12:01:40 73.73, -11.19 50.99 1.41 37
3 06/11/2025 21:33:16 73.85,-154.22 50.95 06/11/2025 21:34:05 73.84,-154.12 50.92 3.12 49
4 06/11/2025 22:23:57 -73.74, 13.36 129.18 06/11/2025 22:23:27 -73.73, 13.31 129.18 1.90 30
5 06/14/2025 07:54:55 -73.82,-129.57 129.21 06/14/2025 07:55:52 -73.82,-129.66 129.22 2.99 57
6 06/14/2025 08:45:39 73.73, 37.95 50.70 06/14/2025 08:45:11 73.75, 37.86 50.72 3.05 28
7 06/16/2025 18:16:38 73.87,-105.11 50.76 06/16/2025 18:17:35 73.88,-105.02 50.75 2.90 57
8 06/16/2025 19:07:20 -73.76, 62.47 129.37 06/16/2025 19:06:58 -73.76, 62.40 129.35 2.41 22
9 06/19/2025 04:38:19 -73.89, -80.58 129.26 06/19/2025 04:39:22 -73.87, -80.52 129.30 2.99 63
10 06/19/2025 05:29:03 73.81, 86.93 50.65 06/19/2025 05:28:41 73.81, 87.01 50.65 2.65 22
11 06/21/2025 15:00:01 73.90, -56.02 50.75 06/21/2025 15:01:05 73.90, -55.93 50.73 2.81 64
12 06/21/2025 15:50:43 -73.79, 111.56 129.37 06/21/2025 15:50:28 -73.78, 111.47 129.37 2.85 15

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 6/8/2025
SNOs_Map_NOAA-20_TERRA_20250609.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 06/08/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA