Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and AQUA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/20/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Distance(km) Time Diff (sec)
1 07/21/2025 14:51:52 -81.29, 71.65 113.54 07/21/2025 14:52:44 -81.30, 71.75 113.58 2.03 52
2 07/21/2025 15:42:37 81.29,-120.94 66.46 07/21/2025 15:42:02 81.29,-120.75 66.45 3.12 35
3 07/24/2025 00:22:47 -81.29, -71.10 113.05 07/24/2025 00:23:37 -81.29, -71.12 113.08 0.43 50
4 07/24/2025 01:13:32 81.29, 96.29 66.95 07/24/2025 01:12:55 81.28, 96.36 66.96 1.52 37
5 07/26/2025 09:53:43 -81.29, 146.13 112.53 07/26/2025 09:54:30 -81.29, 146.19 112.57 1.08 47
6 07/26/2025 10:44:27 81.28, -46.12 67.42 07/26/2025 10:43:47 81.29, -45.95 67.42 2.95 40
7 07/28/2025 19:24:38 -81.28, 3.73 112.04 07/28/2025 19:25:22 -81.29, 3.70 112.06 0.99 44
8 07/28/2025 20:15:23 81.28, 171.06 67.97 07/28/2025 20:14:40 81.28, 171.16 67.98 1.65 43
9 07/31/2025 04:55:34 -81.29,-139.09 111.45 07/31/2025 04:56:14 -81.29,-138.98 111.49 1.93 40
10 07/31/2025 05:46:18 81.28, 28.61 68.50 07/31/2025 05:45:32 81.28, 28.47 68.55 2.39 46
11 08/02/2025 14:26:30 -81.29, 78.08 110.84 08/02/2025 14:27:06 -81.28, 78.15 110.88 1.36 36

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 7/20/2025
SNOs_Map_NOAA-20_AQUA_20250720.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 07/20/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA