Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between AQUA and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/1/2025
Index Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 05/04/2025 00:18:37 -81.29, -72.09 109.28 05/04/2025 00:18:10 -81.29, -72.23 109.25 2.27 27
2 05/04/2025 01:07:55 81.29, 95.63 70.71 05/04/2025 01:08:53 81.29, 95.73 70.66 1.74 58
3 05/06/2025 09:49:50 -81.30, 145.29 109.99 05/06/2025 09:49:08 -81.29, 145.25 109.96 1.02 42
4 05/06/2025 10:39:09 81.28, -47.40 70.05 05/06/2025 10:39:52 81.29, -47.22 70.01 3.22 43
5 05/08/2025 19:21:03 -81.28, 2.20 110.61 05/08/2025 19:20:07 -81.29, 2.28 110.58 1.67 56
6 05/08/2025 20:10:20 81.30, 170.24 69.34 05/08/2025 20:10:50 81.29, 170.15 69.34 1.80 30
7 05/11/2025 04:52:13 -81.29,-140.21 111.28 05/11/2025 04:51:05 -81.29,-140.38 111.21 2.83 68
8 05/11/2025 05:41:31 81.29, 27.41 68.73 05/11/2025 05:41:48 81.29, 27.46 68.71 1.00 17

Figure of AQUA and NPP satellite orbits during SNOs since TLE Epoch: 5/1/2025
SNOs_Map_AQUA_NPP_20250502.jpg

Download SNOs between AQUA and NPP since TLE EPOCH: 05/01/2025 in txt file.

Historial Predications of SNOs between AQUA and NPP