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: 10/14/2025
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 10/16/2025 11:28:12 81.17, -68.57 96.37 10/16/2025 11:27:06 81.17, -68.60 96.42 0.48 66
2 10/16/2025 12:17:31 -81.19, 99.35 83.65 10/16/2025 12:17:50 -81.19, 99.29 83.65 1.01 19
3 10/18/2025 21:49:51 -81.18, -43.82 82.80 10/18/2025 21:48:48 -81.18, -43.76 82.77 1.09 63
4 10/18/2025 22:39:09 81.19, 124.07 97.19 10/18/2025 22:39:31 81.19, 124.12 97.17 0.83 22
5 10/21/2025 08:11:29 81.18, -19.17 98.05 10/21/2025 08:10:30 81.18, -18.98 98.06 3.27 59
6 10/21/2025 09:00:48 -81.19, 148.78 81.98 10/21/2025 09:01:14 -81.20, 148.90 82.01 2.03 26
7 10/23/2025 18:33:07 -81.18, 5.51 81.14 10/23/2025 18:32:14 -81.18, 5.36 81.09 2.56 53
8 10/23/2025 19:22:25 81.19, 173.35 98.86 10/23/2025 19:22:57 81.19, 173.25 98.85 1.83 32
9 10/26/2025 04:54:43 81.17, 30.02 99.70 10/26/2025 04:53:56 81.18, 30.05 99.72 0.84 47
10 10/26/2025 05:44:02 -81.19,-162.00 80.34 10/26/2025 05:44:40 -81.19,-162.08 80.35 1.34 38
11 10/28/2025 15:16:18 -81.19, 55.01 79.56 10/28/2025 15:15:38 -81.19, 55.05 79.54 0.81 40

Figure of AURA and NPP satellite orbits during SNOs since TLE Epoch: 10/14/2025
SNOs_Map_AURA_NPP_20251015.jpg

Download SNOs between AURA and NPP since TLE EPOCH: 10/14/2025 in txt file.

Historial Predications of SNOs between AURA and NPP