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: 4/27/2025
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 04/27/2025 16:25:49 80.08,-105.95 68.27 04/27/2025 16:26:58 80.08,-105.89 68.23 1.18 69
2 04/27/2025 17:16:27 -79.87, 63.44 112.13 04/27/2025 17:16:02 -79.87, 63.43 112.12 0.33 25
3 04/29/2025 21:42:59 -79.96, -4.06 112.65 04/29/2025 21:43:16 -79.96, -4.01 112.67 1.16 17
4 04/29/2025 22:32:24 76.96,-178.05 62.91 04/29/2025 22:31:11 76.68,-179.57 62.81 49.29 73
5 05/02/2025 02:09:30 -80.02, -71.32 113.19 05/02/2025 02:10:29 -80.03, -71.36 113.21 0.85 59
6 05/02/2025 03:00:09 79.85, 97.77 66.47 05/02/2025 02:59:35 79.84, 97.78 66.48 0.41 34
7 05/04/2025 07:26:41 79.94, 30.18 66.01 05/04/2025 07:26:48 79.95, 30.20 66.00 0.37 7
8 05/06/2025 11:53:13 80.05, -37.47 65.58 05/06/2025 11:54:00 80.04, -37.32 65.53 3.06 47
9 05/06/2025 12:43:50 -79.81, 132.17 114.87 05/06/2025 12:43:04 -79.81, 132.14 114.85 0.88 46
10 05/08/2025 17:10:21 -79.89, 64.79 115.32 05/08/2025 17:10:15 -79.89, 64.77 115.32 0.49 6
11 05/10/2025 21:36:53 -80.00, -2.94 115.69 05/10/2025 21:37:26 -79.99, -2.80 115.73 2.90 33

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 4/27/2025
SNOs_Map_NOAA-21_PACE_20250427.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 04/27/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE