Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and PACE Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/25/2025
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (PACE) Time (PACE) Lat,Lon (PACE) SZA (PACE ) Distance(km) Time Diff (sec)
1 06/26/2025 03:19:56 -79.79, -86.70 121.33 06/26/2025 03:20:07 -79.79, -86.71 121.34 0.38 11
2 06/28/2025 07:46:27 -79.91,-154.45 121.01 06/28/2025 07:47:19 -79.91,-154.35 121.05 2.03 52
3 06/28/2025 08:37:05 79.67, 15.05 58.57 06/28/2025 08:36:23 79.67, 15.11 58.57 1.48 42
4 06/30/2025 13:03:34 79.74, -52.15 58.82 06/30/2025 13:03:34 79.75, -52.29 58.85 3.02 0
5 07/02/2025 17:30:04 79.84,-119.66 59.17 07/02/2025 17:30:45 79.84,-119.75 59.16 1.93 41
6 07/02/2025 18:20:42 -79.63, 49.50 121.20 07/02/2025 18:19:50 -79.64, 49.44 121.17 1.32 52
7 07/04/2025 22:47:12 -79.73, -17.97 120.83 07/04/2025 22:47:01 -79.74, -18.07 120.81 2.28 11
8 07/07/2025 03:13:44 -79.88, -86.04 120.31 07/07/2025 03:14:13 -79.88, -85.93 120.35 2.25 29

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 6/25/2025
SNOs_Map_NOAA-21_PACE_20250625.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 06/25/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE