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: 11/2/2025
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 11/02/2025 13:10:09 -81.25, 100.11 79.82 11/02/2025 13:09:24 -81.26, 100.14 79.80 0.98 45
2 11/04/2025 21:50:16 81.26, 149.86 100.94 11/04/2025 21:50:17 81.25, 149.69 100.96 3.18 1
3 11/07/2025 06:30:22 -81.26,-160.18 78.36 11/07/2025 06:31:09 -81.25,-160.34 78.37 2.84 47
4 11/07/2025 07:21:07 81.26, 7.11 101.66 11/07/2025 07:20:26 81.25, 7.23 101.66 2.34 41
5 11/09/2025 16:01:13 -81.26, 57.08 77.67 11/09/2025 16:01:17 -81.25, 57.23 77.69 2.64 4
6 11/12/2025 00:41:18 81.25, 107.34 102.96 11/12/2025 00:42:06 81.26, 107.18 102.95 2.68 48
7 11/12/2025 01:32:03 -81.25, -85.33 77.04 11/12/2025 01:31:24 -81.25, -85.19 77.04 2.33 39

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/2/2025
SNOs_Map_NOAA-21_AQUA_20251103.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/02/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA