Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and PACE Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/4/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (PACE) Time (PACE) Lat,Lon (PACE) SZA (PACE ) Distance(km) Time Diff (sec)
1 05/05/2025 10:29:05 -79.66, 166.67 114.77 05/05/2025 10:29:25 -79.67, 166.58 114.77 1.95 20
2 05/05/2025 11:19:43 79.43, -24.09 64.83 05/05/2025 11:18:30 79.44, -24.11 64.87 0.49 73
3 05/07/2025 14:55:37 -79.79, 98.88 115.15 05/07/2025 14:56:38 -79.79, 98.89 115.18 0.24 61
4 05/07/2025 15:46:15 79.57, -91.85 64.46 05/07/2025 15:45:43 79.57, -91.81 64.47 0.95 32
5 05/09/2025 20:12:45 79.65,-159.12 64.01 05/09/2025 20:12:54 79.65,-159.14 64.00 0.37 9
6 05/12/2025 00:39:17 79.79, 133.00 63.70 05/12/2025 00:40:06 79.78, 133.10 63.66 2.01 49
7 05/12/2025 01:29:53 -79.50, -57.13 116.83 05/12/2025 01:29:09 -79.51, -57.23 116.79 2.23 44
8 05/14/2025 05:56:23 -79.58,-124.43 117.22 05/14/2025 05:56:19 -79.58,-124.53 117.21 2.16 4
9 05/16/2025 10:22:56 -79.76, 167.39 117.42 05/16/2025 10:23:31 -79.75, 167.47 117.44 1.62 35

Figure of NOAA-20 and PACE satellite orbits during SNOs since TLE Epoch: 5/4/2025
SNOs_Map_NOAA-20_PACE_20250504.jpg

Download SNOs between NOAA-20 and PACE since TLE EPOCH: 05/04/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and PACE