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: 7/6/2025
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 07/08/2025 06:16:29 79.60, 50.41 59.36 07/08/2025 06:16:50 79.61, 50.34 59.36 1.54 21
2 07/08/2025 07:07:05 -79.33,-140.04 121.11 07/08/2025 07:05:53 -79.34,-140.14 121.06 2.07 72
3 07/10/2025 10:43:04 79.74, -17.47 59.88 07/10/2025 10:44:01 79.74, -17.33 59.83 2.95 57
4 07/10/2025 11:33:41 -79.51, 151.88 120.53 07/10/2025 11:33:05 -79.51, 151.97 120.53 1.83 36
5 07/12/2025 16:00:13 -79.56, 84.86 120.14 07/12/2025 16:00:14 -79.57, 84.78 120.13 1.74 1
6 07/14/2025 20:26:47 -79.67, 17.27 119.61 07/14/2025 20:27:24 -79.67, 17.27 119.63 0.07 37
7 07/14/2025 21:17:27 79.49,-173.86 60.08 07/14/2025 21:16:30 79.48,-173.72 60.08 2.99 57
8 07/17/2025 00:53:21 -79.78, -50.36 119.05 07/17/2025 00:54:34 -79.78, -50.32 119.09 0.84 73
9 07/17/2025 01:43:58 79.51, 119.35 60.47 07/17/2025 01:43:38 79.52, 119.25 60.50 2.33 20

Figure of NOAA-20 and PACE satellite orbits during SNOs since TLE Epoch: 7/6/2025
SNOs_Map_NOAA-20_PACE_20250706.jpg

Download SNOs between NOAA-20 and PACE since TLE EPOCH: 07/06/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and PACE