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: 7/6/2025
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 07/07/2025 05:46:12 -81.29,-152.42 115.71 07/07/2025 05:47:14 -81.29,-152.49 115.74 1.30 62
2 07/07/2025 06:36:56 81.29, 15.44 64.22 07/07/2025 06:36:31 81.30, 15.36 64.25 1.68 25
3 07/09/2025 15:17:12 -81.29, 65.13 115.46 07/09/2025 15:18:10 -81.29, 64.99 115.48 2.40 58
4 07/09/2025 16:07:57 81.29,-127.42 64.53 07/09/2025 16:07:28 81.28,-127.57 64.56 2.50 29
5 07/12/2025 00:48:13 -81.29, -77.73 115.12 07/12/2025 00:49:06 -81.29, -77.70 115.16 0.63 53
6 07/12/2025 01:38:58 81.29, 89.70 64.87 07/12/2025 01:38:24 81.28, 89.72 64.88 0.83 34
7 07/14/2025 10:19:14 -81.29, 139.38 114.75 07/14/2025 10:20:02 -81.28, 139.42 114.78 0.99 48
8 07/14/2025 11:09:58 81.29, -52.81 65.19 07/14/2025 11:09:19 81.29, -52.79 65.21 0.39 39
9 07/16/2025 19:50:14 -81.29, -3.13 114.39 07/16/2025 19:50:57 -81.28, -3.26 114.40 2.24 43
10 07/16/2025 20:40:58 81.28, 164.66 65.55 07/16/2025 20:40:14 81.29, 164.52 65.60 2.37 44
11 07/19/2025 05:21:14 -81.29,-145.67 114.00 07/19/2025 05:21:51 -81.29,-145.73 114.01 1.21 37

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 7/6/2025
SNOs_Map_NOAA-20_AQUA_20250706.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 07/06/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA