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: 4/21/2025
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 04/23/2025 06:42:25 -80.55,-145.80 109.29 04/23/2025 06:43:39 -80.67,-145.58 109.27 14.09 74
2 04/23/2025 07:32:45 79.89, 29.22 69.34 04/23/2025 07:32:27 79.88, 29.26 69.34 0.89 18
3 04/25/2025 11:59:10 79.99, -38.38 68.81 04/25/2025 11:59:43 79.99, -38.36 68.79 0.34 33
4 04/25/2025 12:49:48 -79.78, 131.00 111.60 04/25/2025 12:48:47 -79.78, 130.94 111.56 1.25 61
5 04/27/2025 17:16:15 -79.94, 62.80 112.00 04/27/2025 17:16:04 -79.94, 62.92 112.01 2.22 11
6 04/29/2025 21:42:39 -80.02, -4.58 112.53 04/29/2025 21:43:18 -80.01, -4.46 112.57 2.54 39
7 04/29/2025 22:33:16 79.79, 164.98 67.03 04/29/2025 22:32:23 79.79, 164.96 67.06 0.55 53
8 05/02/2025 02:59:42 79.94, 96.99 66.64 05/02/2025 02:59:38 79.93, 97.09 66.62 2.01 4
9 05/04/2025 07:26:06 80.03, 29.53 66.16 05/04/2025 07:26:51 80.02, 29.60 66.13 1.38 45

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 4/21/2025
SNOs_Map_NOAA-21_PACE_20250422.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 04/21/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE