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: 1/17/2025
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 01/18/2025 14:51:29 -80.00, 98.65 77.29 01/18/2025 14:51:30 -80.01, 98.50 77.27 3.10 1
2 01/20/2025 18:27:11 80.18,-137.15 102.62 01/20/2025 18:28:22 80.18,-137.12 102.58 0.60 71
3 01/20/2025 19:17:48 -79.97, 32.37 77.80 01/20/2025 19:17:25 -79.98, 32.25 77.77 2.51 23
4 01/22/2025 22:53:28 80.10, 157.14 101.98 01/22/2025 22:54:15 80.11, 157.03 101.98 2.23 47
5 01/22/2025 23:44:07 -79.95, -33.96 78.33 01/22/2025 23:43:19 -79.94, -33.92 78.31 1.08 48
6 01/25/2025 03:19:46 80.05, 91.07 101.38 01/25/2025 03:20:08 80.06, 90.97 101.38 2.02 22
7 01/25/2025 04:10:25 -79.90,-100.05 78.93 01/25/2025 04:09:12 -79.89,-100.00 78.90 1.11 73
8 01/27/2025 07:46:05 80.03, 24.65 100.81 01/27/2025 07:46:01 80.03, 24.70 100.80 1.14 4
9 01/29/2025 11:21:44 -80.18, 149.23 79.47 01/29/2025 11:22:48 -80.17, 149.37 79.52 2.58 64
10 01/29/2025 12:12:22 79.97, -41.23 100.11 01/29/2025 12:11:52 79.96, -41.19 100.12 0.86 30
11 01/31/2025 15:48:00 -80.09, 83.64 80.24 01/31/2025 15:48:38 -80.09, 83.57 80.25 1.41 38

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 1/17/2025
SNOs_Map_NOAA-21_PACE_20250118.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 01/17/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE