Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and PACE Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/13/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (PACE) Time (PACE) Lat,Lon (PACE) SZA (PACE ) Distance(km) Time Diff (sec)
1 03/13/2025 12:54:50 79.66, -49.69 84.54 03/13/2025 12:54:36 79.65, -49.60 84.53 1.94 14
2 03/15/2025 17:21:16 79.74,-117.09 83.82 03/15/2025 17:22:09 79.75,-117.18 83.81 1.85 53
3 03/15/2025 18:11:54 -79.55, 51.94 96.54 03/15/2025 18:11:14 -79.55, 51.96 96.52 0.49 40
4 03/17/2025 22:38:22 -79.71, -16.02 97.14 03/17/2025 22:38:48 -79.71, -16.08 97.14 1.29 26
5 03/17/2025 23:28:59 79.43, 153.66 82.37 03/17/2025 23:27:52 79.43, 153.55 82.42 2.40 67
6 03/20/2025 03:55:28 79.63, 85.39 81.84 03/20/2025 03:55:26 79.63, 85.34 81.84 0.88 2
7 03/22/2025 08:21:55 79.76, 17.58 81.20 03/22/2025 08:22:58 79.77, 17.44 81.19 2.94 63
8 03/22/2025 09:12:32 -79.53,-173.06 99.23 03/22/2025 09:12:02 -79.54,-173.18 99.19 2.58 30
9 03/24/2025 13:39:00 -79.70, 118.85 99.80 03/24/2025 13:39:34 -79.71, 118.73 99.80 2.66 34
10 03/24/2025 14:29:38 79.47, -71.79 79.78 03/24/2025 14:28:39 79.47, -71.89 79.82 2.18 59

Figure of NOAA-20 and PACE satellite orbits during SNOs since TLE Epoch: 3/13/2025
SNOs_Map_NOAA-20_PACE_20250313.jpg

Download SNOs between NOAA-20 and PACE since TLE EPOCH: 03/13/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and PACE