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: 3/23/2025
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 03/25/2025 15:03:54 79.97, -84.26 80.20 03/25/2025 15:04:07 79.97, -84.31 80.20 1.04 13
2 03/27/2025 19:30:21 80.06,-151.83 79.51 03/27/2025 19:31:33 80.07,-151.94 79.49 2.25 72
3 03/27/2025 20:21:02 -79.94, 16.72 100.74 03/27/2025 20:20:39 -79.93, 16.87 100.75 3.20 23
4 03/30/2025 00:47:29 -80.04, -50.90 101.41 03/30/2025 00:48:04 -80.04, -50.83 101.44 1.39 35
5 03/30/2025 01:38:07 79.84, 118.36 78.21 03/30/2025 01:37:10 79.84, 118.43 78.22 1.52 57
6 04/01/2025 06:04:34 79.96, 50.66 77.56 04/01/2025 06:04:34 79.96, 50.67 77.56 0.25 0
7 04/03/2025 10:31:00 80.05, -16.86 76.88 04/03/2025 10:31:56 80.05, -16.90 76.86 0.86 56
8 04/03/2025 11:21:41 -79.92, 151.75 103.38 04/03/2025 11:21:02 -79.91, 151.90 103.38 2.90 39
9 04/05/2025 15:48:06 -79.99, 84.49 104.10 04/05/2025 15:48:22 -79.98, 84.55 104.12 1.51 16

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 3/23/2025
SNOs_Map_NOAA-21_PACE_20250324.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 03/23/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE