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: 6/18/2025
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 06/19/2025 05:34:30 -81.31,-149.68 116.67 06/19/2025 05:35:38 -81.31,-149.60 116.72 1.37 68
2 06/19/2025 06:25:15 81.31, 17.81 63.31 06/19/2025 06:24:56 81.30, 17.88 63.31 1.42 19
3 06/21/2025 15:05:27 -81.31, 67.58 116.66 06/21/2025 15:06:38 -81.31, 67.64 116.71 1.02 71
4 06/21/2025 15:56:11 81.30,-124.58 63.27 06/21/2025 15:55:55 81.31,-124.53 63.27 1.25 16
5 06/24/2025 00:36:23 -81.31, -74.80 116.67 06/24/2025 00:37:37 -81.31, -74.96 116.69 2.74 74
6 06/24/2025 01:27:08 81.31, 92.61 63.33 06/24/2025 01:26:55 81.30, 92.45 63.35 2.78 13
7 06/26/2025 10:58:04 81.30, -49.83 63.37 06/26/2025 10:57:53 81.31, -50.00 63.40 2.93 11
8 06/28/2025 20:29:01 81.30, 167.30 63.51 06/28/2025 20:28:51 81.31, 167.32 63.52 0.60 10

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 6/18/2025
SNOs_Map_NOAA-21_AQUA_20250618.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 06/18/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA