Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and AQUA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/27/2025
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Distance(km) Time Diff (sec)
1 11/28/2025 15:05:03 -81.24, 71.68 73.29 11/28/2025 15:05:40 -81.24, 71.52 73.29 2.70 37
2 11/28/2025 15:55:47 81.24,-120.77 106.69 11/28/2025 15:54:57 81.24,-120.83 106.72 1.13 50
3 11/30/2025 23:45:18 81.25, 121.45 107.15 11/30/2025 23:46:19 81.24, 121.45 107.11 0.71 61
4 12/01/2025 00:36:02 -81.24, -70.65 72.93 12/01/2025 00:35:36 -81.25, -70.74 72.90 1.94 26
5 12/03/2025 09:16:17 81.24, -20.96 107.48 12/03/2025 09:16:14 81.25, -20.79 107.46 3.00 3
6 12/05/2025 17:56:32 -81.24, 29.14 72.21 12/05/2025 17:56:52 -81.24, 29.02 72.20 2.15 20
7 12/05/2025 18:47:16 81.24,-163.42 107.78 12/05/2025 18:46:09 81.24,-163.38 107.81 0.72 67
8 12/08/2025 02:36:46 81.24, 79.06 108.09 12/08/2025 02:37:28 81.25, 79.03 108.08 1.07 42
9 12/08/2025 03:27:32 -81.24,-113.72 71.90 12/08/2025 03:26:46 -81.24,-113.53 71.90 3.28 46
10 12/10/2025 11:17:01 -81.24, 129.12 71.67 12/10/2025 11:18:04 -81.25, 128.94 71.68 3.30 63

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/27/2025
SNOs_Map_NOAA-21_AQUA_20251127.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/27/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA