Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and PACE Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/6/2025
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (PACE) Time (PACE) Lat,Lon (PACE) SZA (PACE ) Distance(km) Time Diff (sec)
1 08/08/2025 12:58:52 80.08, -54.08 66.61 08/08/2025 12:59:54 80.08, -54.03 66.57 0.99 62
2 08/08/2025 13:49:31 -79.93, 114.79 113.68 08/08/2025 13:48:59 -79.93, 114.89 113.68 1.93 32
3 08/10/2025 18:15:58 -79.98, 47.77 112.98 08/10/2025 18:16:04 -79.97, 47.77 112.98 0.11 6
4 08/12/2025 22:42:25 -80.02, -19.27 112.26 08/12/2025 22:43:09 -80.03, -19.42 112.25 3.03 44
5 08/12/2025 23:33:07 79.92, 149.09 67.56 08/12/2025 23:32:17 79.91, 149.24 67.56 3.07 50
6 08/15/2025 03:59:33 79.93, 82.31 68.25 08/15/2025 03:59:21 79.94, 82.23 68.27 1.50 12
7 08/17/2025 08:26:01 80.01, 14.91 69.08 08/17/2025 08:26:26 80.01, 14.87 69.07 0.87 25
8 08/17/2025 09:16:41 -79.88,-176.43 111.17 08/17/2025 09:15:32 -79.88,-176.41 111.14 0.48 69
9 08/19/2025 12:52:28 80.09, -52.52 69.92 08/19/2025 12:53:30 80.10, -52.58 69.90 1.52 62

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 8/6/2025
SNOs_Map_NPP_PACE_20250807.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 08/06/2025 in txt file.

Historial Predications of SNOs between NPP and PACE