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: 1/16/2025
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 01/16/2025 10:25:12 -80.09, 164.29 76.70 01/16/2025 10:25:36 -80.10, 164.27 76.71 0.51 24
2 01/16/2025 11:15:50 79.88, -26.21 102.89 01/16/2025 11:14:40 79.89, -26.34 102.94 2.89 70
3 01/18/2025 14:51:30 -80.03, 98.37 77.24 01/18/2025 14:51:31 -80.03, 98.29 77.23 1.54 1
4 01/20/2025 18:27:09 80.12,-136.51 102.50 01/20/2025 18:28:21 80.12,-136.65 102.49 2.68 72
5 01/20/2025 19:17:49 -80.00, 32.11 77.75 01/20/2025 19:17:26 -79.99, 32.15 77.75 1.00 23
6 01/22/2025 22:53:28 80.09, 157.20 101.97 01/22/2025 22:54:16 80.10, 157.06 101.97 2.84 48
7 01/22/2025 23:44:07 -79.94, -33.89 78.34 01/22/2025 23:43:20 -79.93, -33.87 78.32 0.72 47
8 01/25/2025 03:19:47 80.07, 90.88 101.41 01/25/2025 03:20:10 80.06, 90.91 101.39 0.72 23
9 01/25/2025 04:10:24 -79.85, -99.64 79.01 01/25/2025 04:09:13 -79.86, -99.76 78.96 2.54 71
10 01/27/2025 07:46:06 80.05, 24.52 100.83 01/27/2025 07:46:04 80.05, 24.58 100.83 1.20 2
11 01/29/2025 11:21:44 -80.15, 149.50 79.52 01/29/2025 11:22:51 -80.15, 149.53 79.56 0.76 67

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 1/16/2025
SNOs_Map_NOAA-21_PACE_20250116.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 01/16/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE