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: 2/13/2021
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 02/20/2021 13:59:16 -78.40, 123.26 89.41 02/20/2021 13:58:07 -78.41, 120.78 89.11 55.47 69
2 02/20/2021 14:50:06 78.58, -70.52 90.85 02/20/2021 14:49:01 78.62, -70.56 90.91 3.99 65
3 02/20/2021 15:40:51 -78.59, 96.72 89.15 02/20/2021 15:40:02 -78.60, 96.57 89.11 3.49 49
4 02/20/2021 16:31:37 78.62, -96.15 90.89 02/20/2021 16:31:02 78.59, -96.21 90.89 3.34 35
5 02/20/2021 17:22:22 -78.63, 71.09 89.11 02/20/2021 17:22:02 -78.61, 71.17 89.13 2.94 20
6 02/20/2021 18:13:07 78.63,-121.55 90.87 02/20/2021 18:13:02 78.61,-121.60 90.86 2.28 5
7 02/20/2021 19:03:52 -78.64, 45.69 89.13 02/20/2021 19:04:02 -78.63, 45.78 89.15 2.21 10
8 02/20/2021 19:54:37 78.63,-146.95 90.85 02/20/2021 19:55:02 78.62,-147.00 90.84 1.38 25
9 02/20/2021 20:45:22 -78.64, 20.29 89.15 02/20/2021 20:46:02 -78.64, 20.39 89.18 2.06 40
10 02/20/2021 21:36:07 78.63,-172.35 90.83 02/20/2021 21:37:02 78.64,-172.40 90.81 1.16 55
11 02/20/2021 22:26:52 -78.65, -5.10 89.17 02/20/2021 22:28:02 -78.66, -5.00 89.20 2.58 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/13/2021
SNOs_Map_NOAA-20_NOAA-19_20210213.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 02/13/2021 in txt file.

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