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: 4/29/2025
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 04/29/2025 20:02:51 -81.32, -7.68 108.09 04/29/2025 20:03:34 -81.32, -7.69 108.11 0.81 43
2 04/29/2025 20:53:36 81.32, 159.53 71.92 04/29/2025 20:52:53 81.31, 159.68 71.92 2.62 43
3 05/02/2025 05:33:49 -81.32,-150.48 108.81 05/02/2025 05:34:49 -81.32,-150.62 108.83 2.46 60
4 05/02/2025 06:24:33 81.32, 17.13 71.14 05/02/2025 06:24:07 81.32, 17.10 71.16 0.52 26
5 05/04/2025 15:05:13 -81.23, 56.89 108.10 05/04/2025 15:06:21 -80.96, 60.01 108.68 61.99 68
6 05/04/2025 15:55:32 81.32,-125.73 70.46 05/04/2025 15:55:21 81.32,-125.57 70.45 2.64 11
7 05/07/2025 01:26:30 81.31, 91.74 69.76 05/07/2025 01:26:34 81.32, 91.64 69.77 1.73 4
8 05/09/2025 10:57:29 81.32, -51.25 69.15 05/09/2025 10:57:46 81.31, -51.24 69.13 0.40 17
9 05/09/2025 11:48:13 -81.31, 116.52 110.93 05/09/2025 11:47:04 -81.32, 116.62 110.90 1.72 69
10 05/11/2025 20:28:27 81.32, 166.10 68.52 05/11/2025 20:28:56 81.32, 166.16 68.49 1.11 29

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 4/29/2025
SNOs_Map_NOAA-21_AQUA_20250430.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 04/29/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA