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: 8/31/2025
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 09/01/2025 17:13:02 80.11,-117.88 74.40 09/01/2025 17:13:59 80.11,-117.90 74.38 0.26 57
2 09/01/2025 18:03:42 -79.98, 50.87 105.85 09/01/2025 18:03:05 -79.97, 50.93 105.84 1.29 37
3 09/03/2025 22:30:14 -80.02, -16.14 105.00 09/03/2025 22:30:06 -80.02, -16.20 104.99 1.35 8
4 09/06/2025 02:56:46 -80.06, -83.19 104.14 09/06/2025 02:57:06 -80.05, -83.22 104.15 0.64 20
5 09/06/2025 03:47:15 79.57, 88.79 74.99 09/06/2025 03:46:02 79.51, 88.45 75.01 9.17 73
6 09/08/2025 07:23:18 -80.10,-150.28 103.27 09/08/2025 07:24:06 -80.11,-150.41 103.27 2.65 48
7 09/08/2025 08:13:58 79.96, 18.54 76.48 09/08/2025 08:13:12 79.95, 18.52 76.50 0.44 46
8 09/10/2025 11:50:27 -80.95, 130.14 100.35 09/10/2025 11:51:40 -81.20, 131.01 100.34 31.61 73
9 09/10/2025 12:40:31 80.04, -48.91 77.43 09/10/2025 12:40:12 80.04, -48.87 77.43 0.76 19
10 09/12/2025 17:07:02 80.06,-115.80 78.28 09/12/2025 17:07:10 80.07,-115.87 78.29 1.38 8

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 8/31/2025
SNOs_Map_NPP_PACE_20250901.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 08/31/2025 in txt file.

Historial Predications of SNOs between NPP and PACE