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: 5/23/2023
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 05/23/2023 05:42:05 -74.97, -99.15 125.22 05/23/2023 05:40:54 -74.97,-100.66 125.10 43.64 71
2 05/23/2023 06:32:56 75.21, 67.47 55.05 05/23/2023 06:31:44 75.24, 67.45 55.10 2.65 72
3 05/23/2023 07:23:41 -75.26,-125.36 124.90 05/23/2023 07:22:47 -75.25,-125.28 124.90 3.01 54
4 05/23/2023 08:14:27 75.27, 41.94 55.10 05/23/2023 08:13:43 75.24, 41.98 55.09 2.69 44
5 05/23/2023 09:05:11 -75.27,-150.75 124.91 05/23/2023 09:04:46 -75.25,-150.75 124.91 1.62 25
6 05/23/2023 09:55:57 75.27, 16.55 55.09 05/23/2023 09:55:42 75.25, 16.50 55.08 2.74 15
7 05/23/2023 10:46:41 -75.27,-176.14 124.92 05/23/2023 10:46:45 -75.26,-176.23 124.92 3.10 4
8 05/23/2023 11:37:26 75.27, -8.83 55.08 05/23/2023 11:37:39 75.30, -8.83 55.11 3.00 13
9 05/23/2023 12:28:11 -75.32, 158.34 124.87 05/23/2023 12:28:42 -75.31, 158.44 124.90 3.22 31
10 05/23/2023 13:18:57 75.33, -34.36 55.13 05/23/2023 13:19:38 75.31, -34.30 55.10 2.66 41
11 05/23/2023 14:09:41 -75.33, 132.95 124.88 05/23/2023 14:10:41 -75.31, 132.96 124.91 1.42 60
12 05/23/2023 15:00:27 75.33, -59.75 55.12 05/23/2023 15:01:37 75.31, -59.78 55.09 2.10 70
13 05/23/2023 15:51:23 -75.89, 105.79 124.22 05/23/2023 15:52:28 -75.86, 109.32 124.50 95.65 65

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/23/2023
SNOs_Map_NOAA-21_NOAA-19_20230523.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 05/23/2023 in txt file.

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