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: 4/4/2025
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 04/05/2025 02:41:47 -79.81, -77.42 104.19 04/05/2025 02:41:31 -79.81, -77.49 104.18 1.53 16
2 04/07/2025 07:08:22 -79.94,-145.34 104.79 04/07/2025 07:08:54 -79.94,-145.32 104.80 0.35 32
3 04/07/2025 07:59:01 79.74, 23.93 74.83 04/07/2025 07:58:00 79.73, 23.97 74.85 0.90 61
4 04/09/2025 12:25:34 79.82, -43.48 74.16 04/09/2025 12:25:21 79.82, -43.52 74.17 0.97 13
5 04/11/2025 16:52:08 79.94,-111.25 73.56 04/11/2025 16:52:42 79.94,-111.25 73.54 0.16 34
6 04/11/2025 17:42:47 -79.78, 57.66 106.76 04/11/2025 17:41:47 -79.77, 57.75 106.75 1.77 60
7 04/13/2025 22:09:19 -79.84, -9.54 107.45 04/13/2025 22:09:06 -79.84, -9.61 107.44 1.48 13
8 04/16/2025 02:35:51 -79.90, -76.81 108.12 04/16/2025 02:36:24 -79.91, -76.91 108.12 1.96 33

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 4/4/2025
SNOs_Map_NPP_PACE_20250404.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 04/04/2025 in txt file.

Historial Predications of SNOs between NPP and PACE