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: 7/10/2025
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 07/11/2025 12:57:20 79.81, -51.27 60.11 07/11/2025 12:57:37 79.82, -51.33 60.11 1.20 17
2 07/11/2025 13:45:56 -74.50, 141.37 127.11 07/11/2025 13:44:43 -74.09, 138.99 127.29 84.84 73
3 07/13/2025 17:23:50 79.92,-118.86 60.62 07/13/2025 17:24:47 79.91,-118.83 60.59 0.81 57
4 07/13/2025 18:14:29 -79.74, 50.11 119.70 07/13/2025 18:13:52 -79.73, 50.22 119.70 2.19 37
5 07/15/2025 22:40:59 -79.84, -17.44 119.17 07/15/2025 22:41:02 -79.84, -17.33 119.19 2.24 3
6 07/18/2025 03:07:28 -79.91, -84.73 118.67 07/18/2025 03:08:11 -79.91, -84.66 118.70 1.37 43
7 07/18/2025 03:58:07 79.73, 84.30 61.01 07/18/2025 03:57:17 79.72, 84.44 61.01 3.19 50
8 07/20/2025 08:24:36 79.81, 16.98 61.55 07/20/2025 08:24:26 79.80, 17.08 61.54 2.19 10
9 07/22/2025 12:51:04 79.88, -50.36 62.12 07/22/2025 12:51:34 79.88, -50.34 62.10 0.26 30

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 7/10/2025
SNOs_Map_NOAA-21_PACE_20250710.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 07/10/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE