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: 12/30/2024
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 12/31/2024 15:54:57 -79.86, 83.71 75.10 12/31/2024 15:55:22 -79.87, 83.58 75.09 2.78 25
2 12/31/2024 16:45:36 79.68,-107.25 104.58 12/31/2024 16:44:26 79.67,-107.24 104.60 0.29 70
3 01/02/2025 20:21:26 -79.88, 16.94 75.23 01/02/2025 20:21:25 -79.87, 17.07 75.25 2.77 1
4 01/04/2025 23:57:12 79.96, 142.16 104.73 01/04/2025 23:58:20 79.97, 142.10 104.71 1.23 68
5 01/05/2025 00:47:52 -79.81, -49.04 75.55 01/05/2025 00:47:25 -79.81, -48.93 75.56 2.21 27
6 01/07/2025 04:23:38 79.91, 76.10 104.39 01/07/2025 04:24:19 79.91, 76.06 104.38 0.76 41
7 01/07/2025 05:14:18 -79.75,-115.10 75.90 01/07/2025 05:13:24 -79.75,-115.00 75.89 2.01 54
8 01/09/2025 08:50:04 79.86, 9.96 104.03 01/09/2025 08:50:17 79.86, 9.96 104.02 0.18 13
9 01/11/2025 13:16:30 79.82, -56.25 103.65 01/11/2025 13:16:14 79.81, -56.19 103.64 1.25 16
10 01/13/2025 16:52:18 -79.98, 68.21 76.39 01/13/2025 16:53:06 -79.98, 68.37 76.44 3.15 48

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 12/30/2024
SNOs_Map_NPP_PACE_20241231.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 12/30/2024 in txt file.

Historial Predications of SNOs between NPP and PACE