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: 4/13/2025
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 04/13/2025 22:09:18 -79.79, -9.10 107.54 04/13/2025 22:09:04 -79.79, -9.24 107.52 2.72 14
2 04/16/2025 02:35:53 -79.94, -77.20 108.05 04/16/2025 02:36:24 -79.94, -77.16 108.07 0.82 31
3 04/16/2025 03:26:33 79.78, 91.72 71.63 04/16/2025 03:25:31 79.77, 91.84 71.65 2.31 62
4 04/18/2025 07:03:50 -81.29,-174.88 104.00 04/18/2025 07:05:03 -81.87,-174.46 103.90 64.74 73
5 04/18/2025 07:53:05 79.85, 24.42 70.99 04/18/2025 07:52:48 79.84, 24.50 70.98 1.86 17
6 04/20/2025 12:19:36 79.89, -42.64 70.31 04/20/2025 12:20:04 79.90, -42.78 70.32 2.72 28
7 04/20/2025 13:10:15 -79.72, 126.31 110.02 04/20/2025 13:09:09 -79.73, 126.22 109.97 1.90 66
8 04/22/2025 16:46:10 80.03,-110.66 69.83 04/22/2025 16:47:21 80.03,-110.57 69.78 1.67 71
9 04/22/2025 17:36:49 -79.86, 58.37 110.51 04/22/2025 17:36:26 -79.85, 58.49 110.52 2.37 23
10 04/24/2025 22:03:21 -79.94, -9.05 111.09 04/24/2025 22:03:41 -79.93, -8.92 111.12 2.66 20
11 04/24/2025 22:53:58 79.70, 160.61 68.46 04/24/2025 22:52:46 79.71, 160.49 68.51 2.60 72
12 04/27/2025 02:29:52 -80.00, -76.24 111.69 04/27/2025 02:30:55 -80.00, -76.29 111.71 1.12 63

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 4/13/2025
SNOs_Map_NPP_PACE_20250413.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 04/13/2025 in txt file.

Historial Predications of SNOs between NPP and PACE