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: 5/8/2025
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 05/08/2025 19:21:03 -81.28, 2.23 110.61 05/08/2025 19:20:07 -81.29, 2.35 110.59 2.36 56
2 05/08/2025 20:10:21 81.28, 169.95 69.38 05/08/2025 20:10:51 81.29, 169.89 69.37 1.23 30
3 05/11/2025 04:52:14 -81.29,-140.30 111.27 05/11/2025 04:51:05 -81.29,-140.24 111.23 1.02 69
4 05/11/2025 05:41:32 81.29, 27.39 68.73 05/11/2025 05:41:49 81.29, 27.26 68.74 2.25 17
5 05/13/2025 15:12:43 81.28,-115.51 68.15 05/13/2025 15:12:47 81.29,-115.42 68.13 1.67 4
6 05/16/2025 00:43:52 81.29, 102.03 67.55 05/16/2025 00:43:45 81.29, 101.87 67.57 2.79 7
7 05/18/2025 10:15:00 81.29, -40.76 67.02 05/18/2025 10:14:42 81.29, -40.88 67.04 1.99 18
8 05/18/2025 11:04:19 -81.28, 126.72 112.97 05/18/2025 11:05:27 -81.29, 126.72 113.01 0.41 68
9 05/20/2025 19:46:08 81.29, 176.50 66.52 05/20/2025 19:45:40 81.29, 176.33 66.56 2.76 28

Figure of AQUA and NPP satellite orbits during SNOs since TLE Epoch: 5/8/2025
SNOs_Map_AQUA_NPP_20250508.jpg

Download SNOs between AQUA and NPP since TLE EPOCH: 05/08/2025 in txt file.

Historial Predications of SNOs between AQUA and NPP