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: 8/29/2023
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 20:22:58 -74.50, 41.74 112.61 09/03/2023 20:21:45 -74.49, 40.88 112.55 25.59 73
2 09/03/2023 21:13:47 74.65,-151.35 67.58 09/03/2023 21:12:35 74.64,-151.43 67.59 2.69 72
3 09/03/2023 22:04:31 -74.65, 15.97 112.42 09/03/2023 22:03:40 -74.68, 15.91 112.38 3.28 51
4 09/03/2023 22:55:18 74.70,-176.86 67.66 09/03/2023 22:54:33 74.68,-176.80 67.65 3.12 45
5 09/03/2023 23:46:02 -74.70, -9.54 112.33 09/03/2023 23:45:38 -74.72, -9.47 112.32 2.76 24
6 09/04/2023 00:36:48 74.71, 157.75 67.69 09/04/2023 00:36:31 74.72, 157.83 67.70 2.65 17
7 09/04/2023 01:27:32 -74.71, -34.93 112.30 09/04/2023 01:27:37 -74.71, -34.98 112.30 1.53 5
8 09/04/2023 02:18:18 74.71, 132.37 67.72 09/04/2023 02:18:30 74.72, 132.31 67.72 1.75 12
9 09/04/2023 03:09:03 -74.76, -60.44 112.22 09/04/2023 03:09:35 -74.75, -60.35 112.24 2.78 32
10 09/04/2023 03:59:49 74.76, 106.85 67.80 09/04/2023 04:00:28 74.76, 106.94 67.78 2.60 39
11 09/04/2023 04:50:33 -74.76, -85.83 112.19 09/04/2023 04:51:34 -74.75, -85.86 112.22 1.92 61
12 09/04/2023 05:41:19 74.77, 81.47 67.83 09/04/2023 05:42:27 74.75, 81.43 67.80 2.03 68
13 09/04/2023 06:32:15 -75.34,-112.86 111.50 09/04/2023 06:33:21 -75.30,-109.67 111.75 89.86 66

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/29/2023
SNOs_Map_NOAA-21_NOAA-19_20230829.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/29/2023 in txt file.

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