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: 8/2/2025
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 08/03/2025 15:47:32 -79.69, 86.95 115.39 08/03/2025 15:47:58 -79.70, 86.85 115.38 2.31 26
2 08/03/2025 16:38:11 79.48,-103.93 64.26 08/03/2025 16:37:04 79.48,-103.96 64.29 0.84 67
3 08/05/2025 20:14:00 -79.76, 19.74 114.69 08/05/2025 20:15:04 -79.76, 19.63 114.70 2.29 64
4 08/05/2025 21:04:40 79.58,-171.42 65.02 08/05/2025 21:04:11 79.59,-171.45 65.04 0.76 29
5 08/08/2025 01:31:08 79.66, 121.34 65.74 08/08/2025 01:31:17 79.66, 121.24 65.76 2.21 9
6 08/10/2025 05:57:38 79.79, 53.50 66.61 08/10/2025 05:58:24 79.79, 53.57 66.57 1.27 46
7 08/10/2025 06:48:15 -79.55,-137.05 113.82 08/10/2025 06:47:27 -79.55,-137.02 113.80 0.76 48
8 08/12/2025 11:14:45 -79.69, 155.15 112.94 08/12/2025 11:14:34 -79.68, 155.27 112.95 2.54 11
9 08/14/2025 15:41:13 -79.76, 87.88 112.15 08/14/2025 15:41:39 -79.75, 88.01 112.19 2.91 26

Figure of NOAA-20 and PACE satellite orbits during SNOs since TLE Epoch: 8/2/2025
SNOs_Map_NOAA-20_PACE_20250803.jpg

Download SNOs between NOAA-20 and PACE since TLE EPOCH: 08/02/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and PACE