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: 2/15/2021
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, 123.23 89.40 02/20/2021 13:58:07 -78.40, 120.74 89.11 55.66 69
2 02/20/2021 14:50:06 78.58, -70.54 90.86 02/20/2021 14:49:01 78.61, -70.60 90.91 3.13 65
3 02/20/2021 15:40:51 -78.60, 96.69 89.14 02/20/2021 15:40:01 -78.63, 96.77 89.10 3.57 50
4 02/20/2021 16:31:37 78.63, -96.17 90.89 02/20/2021 16:31:01 78.62, -96.00 90.89 3.83 36
5 02/20/2021 17:22:21 -78.60, 71.29 89.16 02/20/2021 17:22:02 -78.61, 71.13 89.13 3.55 19
6 02/20/2021 18:13:07 78.63,-121.57 90.87 02/20/2021 18:13:02 78.60,-121.64 90.86 3.27 5
7 02/20/2021 19:03:52 -78.64, 45.66 89.12 02/20/2021 19:04:02 -78.62, 45.74 89.15 2.95 10
8 02/20/2021 19:54:37 78.63,-146.97 90.86 02/20/2021 19:55:02 78.62,-147.04 90.84 2.25 25
9 02/20/2021 20:45:22 -78.65, 20.26 89.14 02/20/2021 20:46:02 -78.64, 20.35 89.18 2.19 40
10 02/20/2021 21:36:07 78.64,-172.37 90.84 02/20/2021 21:37:02 78.63,-172.43 90.81 1.46 55
11 02/20/2021 22:26:52 -78.65, -5.14 89.16 02/20/2021 22:28:02 -78.65, -5.05 89.20 2.00 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/15/2021
SNOs_Map_NOAA-20_NOAA-19_20210215.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 02/15/2021 in txt file.

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