Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and AQUA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/27/2025
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Distance(km) Time Diff (sec)
1 01/27/2025 22:10:12 -81.33, -41.91 74.59 01/27/2025 22:10:54 -81.33, -42.06 74.60 2.58 42
2 01/27/2025 23:00:57 81.33, 125.49 105.39 01/27/2025 23:00:13 81.33, 125.62 105.40 2.23 44
3 01/30/2025 08:31:46 81.33, -17.53 104.81 01/30/2025 08:32:32 81.32, -17.52 104.78 0.72 46
4 01/30/2025 09:22:29 -81.33, 150.37 75.29 01/30/2025 09:21:51 -81.33, 150.29 75.25 1.31 38
5 02/01/2025 18:53:18 -81.33, 7.28 75.89 02/01/2025 18:54:08 -81.33, 7.38 75.93 1.71 50
6 02/01/2025 19:44:02 81.33, 175.05 104.04 02/01/2025 19:43:27 81.33, 174.97 104.07 1.42 35
7 02/04/2025 05:14:50 81.33, 31.87 103.42 02/04/2025 05:15:42 81.32, 31.81 103.39 1.18 52
8 02/04/2025 06:05:33 -81.33,-160.20 76.68 02/04/2025 06:05:01 -81.33,-160.31 76.65 1.86 32
9 02/06/2025 15:36:21 -81.33, 56.95 77.38 02/06/2025 15:37:15 -81.34, 56.76 77.38 3.23 54
10 02/06/2025 16:27:06 81.33,-135.71 102.61 02/06/2025 16:26:34 81.33,-135.75 102.64 0.77 32
11 02/09/2025 01:57:54 81.33, 81.34 101.90 02/09/2025 01:58:46 81.34, 81.47 101.85 2.22 52

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 1/27/2025
SNOs_Map_NOAA-21_AQUA_20250127.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 01/27/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA