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: 10/27/2025
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 10/27/2025 13:22:42 81.25, -83.68 98.35 10/27/2025 13:23:55 81.25, -83.83 98.33 2.55 73
2 10/27/2025 14:13:26 -81.25, 83.91 81.69 10/27/2025 14:13:13 -81.25, 83.80 81.66 1.94 13
3 10/29/2025 22:53:44 81.25, 133.42 99.15 10/29/2025 22:54:08 81.24, 133.50 99.12 1.66 24
4 10/29/2025 23:44:28 -81.25, -58.99 80.88 10/29/2025 23:43:26 -81.24, -58.85 80.87 2.32 62
5 11/01/2025 07:34:00 -81.25,-176.58 80.11 11/01/2025 07:35:03 -81.24,-176.76 80.13 3.33 63
6 11/01/2025 08:24:44 81.24, -8.76 99.83 11/01/2025 08:24:19 81.25, -8.82 99.86 1.49 25
7 11/03/2025 17:05:01 -81.25, 40.82 79.39 11/03/2025 17:05:13 -81.25, 40.89 79.41 1.26 12
8 11/06/2025 01:45:17 81.25, 90.93 101.31 11/06/2025 01:46:04 81.25, 90.82 101.30 1.86 47
9 11/06/2025 02:36:01 -81.24,-101.45 78.73 11/06/2025 02:35:22 -81.25,-101.51 78.70 1.33 39

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 10/27/2025
SNOs_Map_NOAA-20_AQUA_20251027.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 10/27/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA