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: 7/3/2025
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 07/04/2025 20:15:11 -81.29, -9.59 115.97 07/04/2025 20:16:17 -81.29, -9.74 115.99 2.55 66
2 07/04/2025 21:05:56 81.29, 157.86 64.01 07/04/2025 21:05:35 81.28, 157.71 64.05 2.71 21
3 07/07/2025 05:46:12 -81.29,-152.42 115.71 07/07/2025 05:47:14 -81.29,-152.44 115.74 0.40 62
4 07/07/2025 06:36:56 81.29, 15.42 64.22 07/07/2025 06:36:31 81.30, 15.38 64.25 1.25 25
5 07/09/2025 15:17:12 -81.29, 65.12 115.46 07/09/2025 15:18:10 -81.30, 65.07 115.49 1.38 58
6 07/09/2025 16:07:57 81.29,-127.45 64.53 07/09/2025 16:07:28 81.29,-127.52 64.56 1.16 29
7 07/12/2025 00:48:13 -81.29, -77.75 115.12 07/12/2025 00:49:06 -81.30, -77.59 115.17 2.79 53
8 07/12/2025 01:38:58 81.29, 89.66 64.87 07/12/2025 01:38:24 81.29, 89.80 64.87 2.36 34
9 07/14/2025 10:19:13 -81.29, 139.75 114.80 07/14/2025 10:20:02 -81.29, 139.56 114.80 3.07 49
10 07/14/2025 11:09:58 81.29, -52.86 65.20 07/14/2025 11:09:19 81.29, -52.67 65.20 3.32 39
11 07/16/2025 19:50:14 -81.29, -3.18 114.38 07/16/2025 19:50:57 -81.29, -3.07 114.42 1.79 43

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 7/3/2025
SNOs_Map_NOAA-20_AQUA_20250703.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 07/03/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA