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: 6/12/2025
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 06/14/2025 10:32:36 -81.31, 135.81 116.57 06/14/2025 10:33:37 -81.31, 135.86 116.61 0.88 61
2 06/14/2025 11:23:21 81.31, -56.68 63.41 06/14/2025 11:22:55 81.31, -56.66 63.42 0.48 26
3 06/16/2025 20:03:34 -81.31, -7.25 116.59 06/16/2025 20:04:39 -81.30, -7.08 116.66 2.94 65
4 06/16/2025 20:54:18 81.31, 160.61 63.33 06/16/2025 20:53:56 81.31, 160.76 63.33 2.44 22
5 06/19/2025 05:34:30 -81.31,-149.56 116.69 06/19/2025 05:35:39 -81.32,-149.43 116.74 2.48 69
6 06/19/2025 06:25:15 81.31, 17.88 63.30 06/19/2025 06:24:57 81.31, 17.99 63.29 1.91 18
7 06/21/2025 15:05:27 -81.31, 67.72 116.68 06/21/2025 15:06:40 -81.31, 67.67 116.72 0.88 73
8 06/21/2025 15:56:11 81.30,-124.49 63.25 06/21/2025 15:55:57 81.31,-124.55 63.28 1.52 14

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 6/12/2025
SNOs_Map_NOAA-21_AQUA_20250612.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 06/12/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA