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: 10/11/2025
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 10/11/2025 14:44:49 81.17,-117.78 94.64 10/11/2025 14:43:39 81.18,-117.63 94.66 2.56 70
2 10/11/2025 15:34:08 -81.19, 50.14 85.39 10/11/2025 15:34:23 -81.19, 50.28 85.42 2.41 15
3 10/14/2025 01:06:32 -81.17, -93.24 84.49 10/14/2025 01:05:24 -81.17, -93.43 84.42 3.17 68
4 10/14/2025 01:55:50 81.18, 74.68 95.50 10/14/2025 01:56:06 81.19, 74.81 95.47 2.31 16
5 10/16/2025 11:28:12 81.18, -68.36 96.35 10/16/2025 11:27:05 81.18, -68.19 96.36 2.91 67
6 10/16/2025 12:17:31 -81.20, 99.60 83.68 10/16/2025 12:17:49 -81.20, 99.73 83.71 2.23 18
7 10/18/2025 21:49:52 -81.18, -43.79 82.80 10/18/2025 21:48:48 -81.18, -43.69 82.78 1.60 64
8 10/18/2025 22:39:10 81.19, 124.08 97.19 10/18/2025 22:39:31 81.19, 124.16 97.17 1.39 21
9 10/21/2025 08:11:31 81.17, -19.34 98.07 10/21/2025 08:10:31 81.18, -19.31 98.10 0.74 60
10 10/21/2025 09:00:50 -81.19, 148.65 81.97 10/21/2025 09:01:15 -81.19, 148.60 81.97 0.94 25
11 10/23/2025 18:33:09 -81.19, 5.63 81.15 10/23/2025 18:32:14 -81.18, 5.46 81.10 3.05 55

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 10/11/2025
SNOs_Map_AURA_NPP_20251011.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 10/11/2025 in txt file.

Historial Predications of SNOs between AURA and NPP