Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/30/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 09/03/2023 20:22:59 -74.52, 41.71 112.60 09/03/2023 20:21:46 -74.48, 40.85 112.55 25.84 73
2 09/03/2023 21:13:47 74.66,-151.38 67.59 09/03/2023 21:12:34 74.68,-151.32 67.62 2.10 73
3 09/03/2023 22:04:31 -74.67, 15.93 112.40 09/03/2023 22:03:40 -74.66, 15.87 112.38 1.81 51
4 09/03/2023 22:55:17 74.67,-176.76 67.62 09/03/2023 22:54:33 74.67,-176.83 67.64 2.06 44
5 09/03/2023 23:46:02 -74.72, -9.58 112.32 09/03/2023 23:45:38 -74.71, -9.50 112.33 2.63 24
6 09/04/2023 00:36:48 74.72, 157.72 67.70 09/04/2023 00:36:31 74.71, 157.79 67.70 2.32 17
7 09/04/2023 01:27:32 -74.72, -34.96 112.29 09/04/2023 01:27:37 -74.70, -35.01 112.31 2.67 5
8 09/04/2023 02:18:18 74.72, 132.34 67.73 09/04/2023 02:18:30 74.71, 132.28 67.72 2.60 12
9 09/04/2023 03:09:02 -74.72, -60.35 112.26 09/04/2023 03:09:35 -74.74, -60.39 112.25 2.22 33
10 09/04/2023 03:59:48 74.73, 106.95 67.76 09/04/2023 04:00:28 74.75, 106.91 67.77 2.53 40
11 09/04/2023 04:50:33 -74.78, -85.86 112.17 09/04/2023 04:51:33 -74.78, -85.76 112.19 3.14 60
12 09/04/2023 05:41:19 74.78, 81.44 67.85 09/04/2023 05:42:26 74.79, 81.53 67.83 3.02 67
13 09/04/2023 06:32:15 -75.35,-112.90 111.48 09/04/2023 06:33:21 -75.29,-109.71 111.76 90.08 66

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/30/2023
SNOs_Map_NOAA-21_NOAA-19_20230830.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/30/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19