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: 9/12/2025
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 09/14/2025 21:33:34 80.10, 177.14 79.17 09/14/2025 21:34:10 80.10, 177.09 79.16 0.98 36
2 09/14/2025 22:24:15 -79.99, -14.31 101.04 09/14/2025 22:23:17 -79.98, -14.21 101.03 2.03 58
3 09/17/2025 02:00:06 80.15, 109.95 80.09 09/17/2025 02:01:09 80.16, 109.85 80.08 2.15 63
4 09/17/2025 02:50:47 -80.04, -81.46 100.13 09/17/2025 02:50:16 -80.03, -81.41 100.12 1.08 31
5 09/19/2025 07:17:18 -80.06,-148.34 99.26 09/19/2025 07:17:14 -80.06,-148.40 99.25 1.23 4
6 09/21/2025 11:43:51 -80.14, 144.15 98.28 09/21/2025 11:44:13 -80.14, 144.24 98.30 1.64 22
7 09/21/2025 12:34:30 79.98, -46.80 81.43 09/21/2025 12:33:18 79.97, -46.68 81.44 2.63 72
8 09/23/2025 16:10:23 -80.19, 76.92 97.35 09/23/2025 16:11:11 -80.19, 77.08 97.40 3.10 48
9 09/23/2025 17:01:00 79.98,-113.44 82.25 09/23/2025 17:00:15 79.99,-113.57 82.29 2.71 45
10 09/25/2025 20:37:20 -80.81, 1.32 95.07 09/25/2025 20:38:33 -80.99, 2.08 95.07 23.84 73

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 9/12/2025
SNOs_Map_NPP_PACE_20250913.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 09/12/2025 in txt file.

Historial Predications of SNOs between NPP and PACE