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: 5/13/2025
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 05/14/2025 05:56:26 -79.66,-125.15 117.08 05/14/2025 05:56:22 -79.66,-125.05 117.09 2.01 4
2 05/16/2025 10:22:57 -79.77, 167.26 117.39 05/16/2025 10:23:33 -79.76, 167.40 117.43 2.84 36
3 05/16/2025 11:13:34 79.52, -23.22 62.17 05/16/2025 11:12:37 79.52, -23.14 62.18 1.67 57
4 05/18/2025 14:51:02 -81.30, 66.14 112.43 05/18/2025 14:52:15 -81.90, 66.39 112.34 67.00 73
5 05/18/2025 15:40:04 79.60, -90.55 61.83 05/18/2025 15:39:47 79.61, -90.55 61.84 0.28 17
6 05/20/2025 20:06:36 79.75,-158.48 61.64 05/20/2025 20:06:58 79.75,-158.33 61.61 3.07 22
7 05/20/2025 20:57:12 -79.46, 11.37 118.88 05/20/2025 20:56:01 -79.45, 11.41 118.86 0.83 71
8 05/23/2025 00:33:03 79.74, 134.98 61.20 05/23/2025 00:34:05 79.75, 134.88 61.19 2.11 62
9 05/23/2025 01:23:43 -79.58, -56.25 119.10 05/23/2025 01:23:11 -79.57, -56.13 119.11 2.61 32

Figure of NOAA-20 and PACE satellite orbits during SNOs since TLE Epoch: 5/13/2025
SNOs_Map_NOAA-20_PACE_20250513.jpg

Download SNOs between NOAA-20 and PACE since TLE EPOCH: 05/13/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and PACE