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: 5/21/2025
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 05/22/2025 22:31:15 81.10, 121.79 68.07 05/22/2025 22:31:12 81.10, 121.93 68.05 2.49 3
2 05/25/2025 08:53:45 -81.08, 146.01 112.35 05/25/2025 08:52:57 -81.08, 145.94 112.30 1.23 48
3 05/25/2025 09:43:03 81.11, -45.82 67.58 05/25/2025 09:43:39 81.11, -45.93 67.57 2.11 36
4 05/27/2025 20:05:33 -81.09, -21.83 112.76 05/27/2025 20:05:24 -81.09, -21.94 112.74 1.92 9
5 05/27/2025 20:54:19 81.64, 158.93 65.46 05/27/2025 20:55:32 81.28, 159.38 65.23 40.10 73
6 05/30/2025 06:28:00 81.09, 2.58 66.88 05/30/2025 06:27:06 81.09, 2.50 66.93 1.47 54
7 05/30/2025 07:17:19 -81.12, 170.79 113.21 05/30/2025 07:17:49 -81.12, 170.89 113.24 1.73 30
8 06/01/2025 17:39:46 81.10,-165.09 66.52 06/01/2025 17:39:32 81.10,-165.09 66.53 0.05 14

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 5/21/2025
SNOs_Map_AURA_NPP_20250521.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 05/21/2025 in txt file.

Historial Predications of SNOs between AURA and NPP