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: 8/19/2025
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 08/19/2025 12:52:29 80.12, -52.83 69.98 08/19/2025 12:53:30 80.11, -52.74 69.93 1.83 61
2 08/19/2025 13:43:08 -79.96, 116.11 110.32 08/19/2025 13:42:35 -79.96, 116.24 110.32 2.64 33
3 08/21/2025 18:09:35 -80.02, 48.98 109.51 08/21/2025 18:09:39 -80.02, 48.98 109.52 0.29 4
4 08/23/2025 22:36:03 -80.10, -18.48 108.64 08/23/2025 22:36:43 -80.09, -18.35 108.68 2.65 40
5 08/23/2025 23:26:43 79.95, 150.42 71.08 08/23/2025 23:25:50 79.94, 150.51 71.10 1.79 53
6 08/26/2025 03:53:10 80.00, 83.21 71.93 08/26/2025 03:52:53 79.99, 83.35 71.91 2.89 17
7 08/28/2025 08:19:37 80.06, 15.99 72.79 08/28/2025 08:19:56 80.05, 16.11 72.76 2.76 19
8 08/28/2025 09:09:56 -79.26,-169.45 108.63 08/28/2025 09:08:42 -79.14,-169.85 108.66 15.89 74
9 08/30/2025 12:46:04 80.12, -51.27 73.66 08/30/2025 12:46:59 80.12, -51.20 73.63 1.33 55
10 08/30/2025 13:36:42 -79.93, 118.12 106.71 08/30/2025 13:36:04 -79.94, 117.97 106.67 3.20 38

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 8/19/2025
SNOs_Map_NPP_PACE_20250819.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 08/19/2025 in txt file.

Historial Predications of SNOs between NPP and PACE