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: 6/8/2025
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 06/10/2025 17:42:29 79.71,-121.62 58.71 06/10/2025 17:42:24 79.71,-121.60 58.71 0.61 5
2 06/12/2025 22:08:59 79.79, 171.02 58.73 06/12/2025 22:09:37 79.80, 170.95 58.73 1.36 38
3 06/12/2025 22:59:36 -79.57, -19.68 121.67 06/12/2025 22:58:42 -79.57, -19.75 121.64 1.29 54
4 06/15/2025 03:26:09 -79.75, -87.86 121.45 06/15/2025 03:25:57 -79.74, -87.77 121.45 1.66 12
5 06/17/2025 07:52:40 -79.86,-155.51 121.30 06/17/2025 07:53:10 -79.85,-155.36 121.34 2.97 30
6 06/17/2025 08:43:17 79.58, 14.27 58.21 06/17/2025 08:42:13 79.59, 14.23 58.25 1.11 64
7 06/19/2025 12:19:10 -79.94, 137.10 121.18 06/19/2025 12:20:22 -79.93, 137.24 121.24 2.76 72
8 06/19/2025 13:09:47 79.67, -53.10 58.34 06/19/2025 13:09:25 79.67, -53.15 58.35 0.98 22
9 06/21/2025 17:36:17 79.76,-120.50 58.50 06/21/2025 17:36:37 79.76,-120.61 58.51 2.25 20

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 6/8/2025
SNOs_Map_NOAA-21_PACE_20250609.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 06/08/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE