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: 4/15/2025
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 04/15/2025 09:15:55 -81.32, 153.70 103.18 04/15/2025 09:16:55 -81.33, 153.60 103.20 1.87 60
2 04/15/2025 10:06:39 81.32, -38.88 76.80 04/15/2025 10:06:14 81.31, -39.01 76.83 2.32 25
3 04/17/2025 19:37:31 81.32, 178.19 75.97 04/17/2025 19:37:38 81.31, 178.24 75.96 1.09 7
4 04/20/2025 05:08:22 81.32, 35.58 75.12 04/20/2025 05:09:00 81.32, 35.69 75.09 1.88 38
5 04/20/2025 05:59:07 -81.32,-156.89 104.93 04/20/2025 05:58:19 -81.32,-156.82 104.91 1.10 48
6 04/22/2025 14:39:13 81.32,-107.10 74.30 04/22/2025 14:40:21 81.33,-107.08 74.26 0.75 68
7 04/22/2025 15:29:58 -81.32, 60.44 105.75 04/22/2025 15:29:40 -81.32, 60.42 105.74 0.26 18
8 04/25/2025 01:00:48 -81.32, -82.31 106.54 04/25/2025 01:00:58 -81.33, -82.15 106.57 2.88 10
9 04/25/2025 01:51:07 81.15, 94.80 72.05 04/25/2025 01:49:57 81.57, 93.18 72.51 54.16 70
10 04/27/2025 10:31:39 -81.32, 134.87 107.30 04/27/2025 10:32:17 -81.31, 134.69 107.30 3.19 38

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 4/15/2025
SNOs_Map_NOAA-21_AQUA_20250415.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 04/15/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA