Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between AURA and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/1/2025
Index Date (AURA) Time (AURA) Lat,Lon (AURA) SZA (AURA ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 02/03/2025 11:05:45 81.00, -70.02 105.70 02/03/2025 11:05:34 81.00, -69.91 105.69 2.03 11
2 02/03/2025 11:55:05 -81.03, 98.13 74.39 02/03/2025 11:56:17 -81.04, 98.31 74.46 3.23 72
3 02/05/2025 22:18:48 80.99, 121.56 105.00 02/05/2025 22:18:00 80.99, 121.72 105.00 2.85 48
4 02/05/2025 23:08:08 -81.02, -70.28 75.09 02/05/2025 23:08:44 -81.01, -70.44 75.09 2.92 36
5 02/08/2025 10:21:09 -81.02, 121.42 75.84 02/08/2025 10:21:09 -81.01, 121.47 75.85 0.92 0
6 02/10/2025 21:34:09 -80.99, -47.14 76.59 02/10/2025 21:33:35 -81.00, -47.06 76.57 1.40 34
7 02/10/2025 22:23:28 81.02, 120.94 103.35 02/10/2025 22:24:18 81.02, 120.78 103.34 2.64 50
8 02/13/2025 08:47:06 -80.98, 144.40 77.37 02/13/2025 08:46:00 -80.98, 144.32 77.31 1.34 66

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 2/1/2025
SNOs_Map_AURA_NPP_20250201.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 02/01/2025 in txt file.

Historial Predications of SNOs between AURA and NPP