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: 9/22/2025
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 09/23/2025 16:10:20 -80.14, 77.50 97.45 09/23/2025 16:11:08 -80.15, 77.41 97.46 1.73 48
2 09/23/2025 17:01:00 80.01,-113.72 82.30 09/23/2025 17:00:14 80.01,-113.75 82.33 0.61 46
3 09/25/2025 20:36:52 -80.21, 10.17 96.50 09/25/2025 20:38:05 -80.20, 10.23 96.55 1.18 73
4 09/25/2025 21:27:32 80.08, 178.95 83.26 09/25/2025 21:27:11 80.07, 179.05 83.25 2.05 21
5 09/28/2025 01:54:03 80.12, 111.88 84.16 09/28/2025 01:54:07 80.11, 111.98 84.14 2.23 4
6 09/30/2025 06:20:33 80.14, 45.06 85.02 09/30/2025 06:21:02 80.13, 45.05 85.01 0.41 29
7 09/30/2025 07:11:13 -79.98,-146.00 95.26 09/30/2025 07:10:09 -79.99,-146.14 95.21 2.80 64
8 10/02/2025 10:47:05 80.21, -22.42 86.00 10/02/2025 10:47:58 80.21, -22.33 85.96 1.66 53
9 10/02/2025 11:37:44 -80.03, 146.86 94.34 10/02/2025 11:37:04 -80.04, 146.80 94.32 1.06 40

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 9/22/2025
SNOs_Map_NPP_PACE_20250923.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 09/22/2025 in txt file.

Historial Predications of SNOs between NPP and PACE