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: 6/5/2025
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 06/07/2025 05:59:45 -81.31,-155.91 116.13 06/07/2025 06:00:31 -81.32,-155.99 116.14 1.65 46
2 06/07/2025 06:50:30 81.31, 11.61 63.84 06/07/2025 06:49:49 81.31, 11.54 63.88 1.22 41
3 06/09/2025 15:30:43 -81.31, 61.07 116.28 06/09/2025 15:31:34 -81.31, 61.11 116.32 0.82 51
4 06/09/2025 16:21:28 81.31,-131.44 63.70 06/09/2025 16:20:52 81.30,-131.40 63.71 1.21 36
5 06/12/2025 01:01:39 -81.31, -81.60 116.44 06/12/2025 01:02:35 -81.30, -81.69 116.46 1.68 56
6 06/12/2025 01:52:23 81.31, 86.27 63.49 06/12/2025 01:51:52 81.31, 86.15 63.52 2.04 31
7 06/14/2025 10:32:36 -81.31, 135.70 116.55 06/14/2025 10:33:36 -81.30, 135.59 116.58 1.91 60
8 06/14/2025 11:23:20 81.31, -56.47 63.38 06/14/2025 11:22:53 81.31, -56.61 63.41 2.33 27
9 06/16/2025 20:03:33 -81.31, -7.05 116.62 06/16/2025 20:04:36 -81.30, -7.04 116.66 0.58 63

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 6/5/2025
SNOs_Map_NOAA-21_AQUA_20250605.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 06/05/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA