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: 7/7/2025
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 07/08/2025 10:32:46 81.30, -43.35 64.34 07/08/2025 10:32:41 81.30, -43.53 64.37 3.12 5
2 07/10/2025 20:03:43 81.30, 173.70 64.68 07/10/2025 20:03:37 81.30, 173.80 64.66 1.72 6
3 07/13/2025 05:34:39 81.30, 31.12 65.00 07/13/2025 05:34:33 81.29, 30.94 65.02 3.25 6
4 07/15/2025 15:05:35 81.30,-111.48 65.35 07/15/2025 15:05:27 81.31,-111.34 65.34 2.49 8
5 07/18/2025 00:36:30 81.30, 105.90 65.74 07/18/2025 00:36:21 81.30, 105.80 65.76 1.79 9
6 07/20/2025 09:16:58 -81.31, 149.54 112.92 07/20/2025 09:18:12 -81.02, 150.11 113.12 34.10 74

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 7/7/2025
SNOs_Map_NOAA-21_AQUA_20250707.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 07/07/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA