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: 10/18/2025
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 10/20/2025 00:00:24 80.21, 139.31 92.43 10/20/2025 00:00:54 80.21, 139.36 92.41 1.05 30
2 10/20/2025 00:51:04 -80.07, -51.84 87.83 10/20/2025 00:50:00 -80.06, -51.70 87.83 2.92 64
3 10/22/2025 04:26:52 80.23, 72.38 93.24 10/22/2025 04:27:41 80.24, 72.38 93.23 0.53 49
4 10/22/2025 05:17:32 -80.10,-118.76 87.01 10/22/2025 05:16:47 -80.09,-118.69 87.01 1.41 45
5 10/24/2025 08:53:21 80.26, 5.42 94.05 10/24/2025 08:54:28 80.26, 5.50 94.01 1.79 67
6 10/24/2025 09:44:02 -80.16, 173.98 86.15 10/24/2025 09:43:35 -80.15, 174.14 86.16 3.22 27
7 10/26/2025 14:10:30 -80.17, 107.29 85.40 10/26/2025 14:10:21 -80.16, 107.37 85.41 1.85 9
8 10/28/2025 18:36:57 -80.15, 40.86 84.70 10/28/2025 18:37:06 -80.15, 40.71 84.69 2.78 9
9 10/30/2025 23:03:28 -80.24, -26.85 83.81 10/30/2025 23:03:53 -80.24, -26.72 83.84 2.50 25

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 10/18/2025
SNOs_Map_NPP_PACE_20251019.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 10/18/2025 in txt file.

Historial Predications of SNOs between NPP and PACE