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: 10/17/2025
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 10/17/2025 19:33:53 80.15,-153.41 91.54 10/17/2025 19:34:04 80.15,-153.46 91.54 1.10 11
2 10/20/2025 00:00:23 80.20, 139.40 92.41 10/20/2025 00:00:53 80.19, 139.48 92.38 1.73 30
3 10/20/2025 00:51:02 -80.03, -51.44 87.90 10/20/2025 00:49:59 -80.04, -51.57 87.86 2.76 63
4 10/22/2025 04:26:53 80.25, 72.16 93.28 10/22/2025 04:27:42 80.25, 72.27 93.25 2.00 49
5 10/22/2025 05:17:31 -80.06,-118.35 87.08 10/22/2025 05:16:47 -80.07,-118.49 87.05 2.73 44
6 10/24/2025 08:53:21 80.26, 5.51 94.04 10/24/2025 08:54:29 80.26, 5.49 94.01 0.47 68
7 10/24/2025 09:44:02 -80.15, 174.08 86.17 10/24/2025 09:43:36 -80.15, 174.15 86.16 1.30 26
8 10/26/2025 14:10:31 -80.18, 107.08 85.36 10/26/2025 14:10:23 -80.18, 107.21 85.38 2.61 8
9 10/28/2025 18:36:59 -80.19, 40.35 84.62 10/28/2025 18:37:09 -80.19, 40.42 84.63 1.41 10
10 10/30/2025 23:03:27 -80.21, -26.43 83.88 10/30/2025 23:03:55 -80.22, -26.54 83.87 2.42 28

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 10/17/2025
SNOs_Map_NPP_PACE_20251017.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 10/17/2025 in txt file.

Historial Predications of SNOs between NPP and PACE