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: 6/22/2025
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 06/23/2025 22:02:47 79.86, 171.95 58.72 06/23/2025 22:03:49 79.86, 171.89 58.70 1.03 62
2 06/23/2025 22:53:27 -79.73, -19.55 121.51 06/23/2025 22:52:56 -79.72, -19.41 121.52 2.92 31
3 06/26/2025 03:19:56 -79.79, -86.70 121.33 06/26/2025 03:20:07 -79.79, -86.71 121.34 0.41 11
4 06/28/2025 07:46:27 -79.91,-154.46 121.01 06/28/2025 07:47:19 -79.91,-154.36 121.05 1.91 52
5 06/28/2025 08:37:05 79.68, 15.03 58.57 06/28/2025 08:36:23 79.67, 15.08 58.58 1.20 42
6 06/30/2025 13:03:36 79.80, -52.75 58.94 06/30/2025 13:03:35 79.80, -52.61 58.92 3.06 1
7 07/02/2025 17:30:04 79.84,-119.69 59.17 07/02/2025 17:30:45 79.85,-119.81 59.17 2.58 41
8 07/02/2025 18:20:42 -79.64, 49.48 121.20 07/02/2025 18:19:50 -79.64, 49.40 121.16 1.85 52

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 6/22/2025
SNOs_Map_NOAA-21_PACE_20250623.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 06/22/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE