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: 5/1/2025
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 05/02/2025 02:09:30 -80.03, -71.34 113.19 05/02/2025 02:10:29 -80.03, -71.38 113.21 0.91 59
2 05/02/2025 03:00:09 79.84, 97.78 66.46 05/02/2025 02:59:35 79.84, 97.80 66.47 0.48 34
3 05/04/2025 07:26:41 79.94, 30.22 66.00 05/04/2025 07:26:48 79.94, 30.27 65.99 1.18 7
4 05/06/2025 11:53:11 79.98, -36.80 65.46 05/06/2025 11:53:59 79.98, -36.86 65.44 1.11 48
5 05/06/2025 12:43:51 -79.84, 131.92 114.83 05/06/2025 12:43:05 -79.83, 131.99 114.82 1.42 46
6 05/08/2025 17:10:20 -79.85, 65.16 115.39 05/08/2025 17:10:15 -79.86, 65.03 115.37 2.73 5
7 05/10/2025 21:36:54 -80.02, -3.10 115.66 05/10/2025 21:37:28 -80.01, -2.95 115.70 3.09 34
8 05/10/2025 22:27:31 79.77, 166.61 63.88 05/10/2025 22:26:32 79.77, 166.60 63.91 0.22 59
9 05/13/2025 02:03:34 -80.34, -73.34 115.55 05/13/2025 02:04:48 -80.41, -73.26 115.54 8.35 74
10 05/13/2025 02:54:03 79.88, 98.92 63.54 05/13/2025 02:53:43 79.88, 98.99 63.54 1.54 20
11 05/15/2025 07:20:33 79.94, 31.76 63.13 05/15/2025 07:20:52 79.94, 31.77 63.11 0.36 19

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 5/1/2025
SNOs_Map_NOAA-21_PACE_20250502.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 05/01/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE