Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/9/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 11/14/2023 02:13:48 -74.09, -44.55 87.76 11/14/2023 02:12:37 -74.08, -45.93 87.72 42.38 71
2 11/14/2023 03:04:39 74.35, 122.12 92.53 11/14/2023 03:03:35 74.34, 122.02 92.54 3.14 64
3 11/14/2023 03:55:24 -74.39, -70.67 87.42 11/14/2023 03:54:29 -74.39, -70.57 87.41 3.00 55
4 11/14/2023 04:46:10 74.40, 96.61 92.60 11/14/2023 04:45:33 74.37, 96.61 92.58 2.76 37
5 11/14/2023 05:36:54 -74.39, -96.05 87.40 11/14/2023 05:36:28 -74.38, -96.11 87.41 2.41 26
6 11/14/2023 06:27:40 74.40, 71.23 92.62 11/14/2023 06:27:31 74.40, 71.20 92.63 0.95 9
7 11/14/2023 07:18:24 -74.39,-121.43 87.38 11/14/2023 07:18:26 -74.41,-121.52 87.36 2.90 2
8 11/14/2023 08:09:11 74.45, 45.72 92.70 11/14/2023 08:09:29 74.43, 45.80 92.68 2.88 18
9 11/14/2023 08:59:55 -74.44,-146.94 87.31 11/14/2023 09:00:24 -74.44,-146.92 87.32 0.92 29
10 11/14/2023 09:50:41 74.45, 20.34 92.72 11/14/2023 09:51:27 74.47, 20.39 92.72 1.89 46
11 11/14/2023 10:41:25 -74.45,-172.32 87.28 11/14/2023 10:42:22 -74.47,-172.33 87.27 2.41 57
12 11/14/2023 11:32:12 74.51, -5.17 92.79 11/14/2023 11:33:25 74.50, -5.02 92.77 4.61 73
13 11/14/2023 12:23:04 -74.88, 161.12 86.79 11/14/2023 12:24:13 -74.83, 163.21 86.93 61.05 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/9/2023
SNOs_Map_NOAA-20_NOAA-19_20231109.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/09/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19