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: 1/3/2025
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 01/04/2025 23:57:11 79.94, 142.42 104.68 01/04/2025 23:58:18 79.94, 142.32 104.67 2.03 67
2 01/05/2025 00:47:51 -79.79, -48.80 75.60 01/05/2025 00:47:23 -79.78, -48.75 75.60 1.23 28
3 01/07/2025 04:23:39 79.94, 75.77 104.45 01/07/2025 04:24:17 79.94, 75.84 104.43 1.31 38
4 01/07/2025 05:14:15 -79.66,-114.30 76.05 01/07/2025 05:13:19 -79.67,-114.43 76.01 2.63 56
5 01/09/2025 08:50:04 79.86, 9.94 104.04 01/09/2025 08:50:12 79.86, 9.98 104.02 1.05 8
6 01/11/2025 12:25:50 -79.96, 135.03 76.09 01/11/2025 12:27:01 -79.97, 134.95 76.11 1.56 71
7 01/11/2025 13:16:28 79.76, -55.70 103.54 01/11/2025 13:16:05 79.77, -55.83 103.57 2.77 23
8 01/13/2025 16:52:14 -79.87, 69.35 76.61 01/13/2025 16:52:52 -79.87, 69.20 76.60 2.92 38
9 01/13/2025 17:42:55 79.76,-122.28 103.19 01/13/2025 17:41:58 79.75,-122.14 103.20 2.79 57

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 1/3/2025
SNOs_Map_NPP_PACE_20250103.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 01/03/2025 in txt file.

Historial Predications of SNOs between NPP and PACE