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: 5/22/2025
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 05/24/2025 02:47:47 79.68, 102.33 60.84 05/24/2025 02:48:05 79.69, 102.21 60.84 2.51 18
2 05/24/2025 03:37:47 -78.08, -79.53 121.63 05/24/2025 03:36:33 -77.91, -80.27 121.69 26.22 74
3 05/26/2025 07:14:21 79.87, 33.98 60.79 05/26/2025 07:15:23 79.86, 34.12 60.74 2.70 62
4 05/26/2025 08:04:58 -79.64,-156.65 119.62 05/26/2025 08:04:28 -79.64,-156.62 119.61 0.61 30
5 05/28/2025 12:31:28 -79.71, 136.15 119.85 05/28/2025 12:31:43 -79.71, 136.08 119.85 1.40 15
6 05/30/2025 16:58:01 -79.87, 68.06 119.88 05/30/2025 16:59:00 -79.87, 68.15 119.92 1.73 59
7 05/30/2025 17:48:38 79.60,-122.15 59.63 05/30/2025 17:48:03 79.60,-122.23 59.66 1.59 35
8 06/01/2025 22:15:10 79.73, 170.04 59.58 06/01/2025 22:15:19 79.73, 170.02 59.58 0.67 9
9 06/04/2025 02:41:40 79.80, 102.77 59.45 06/04/2025 02:42:33 79.80, 102.72 59.43 1.02 53

Figure of NOAA-21 and PACE satellite orbits during SNOs since TLE Epoch: 5/22/2025
SNOs_Map_NOAA-21_PACE_20250523.jpg

Download SNOs between NOAA-21 and PACE since TLE EPOCH: 05/22/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and PACE