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: 2/16/2021
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 -78.39, 123.30 89.42 02/20/2021 13:58:08 -78.38, 120.58 89.11 60.95 68
2 02/20/2021 14:50:07 78.61, -70.69 90.89 02/20/2021 14:49:02 78.59, -70.76 90.91 2.80 65
3 02/20/2021 15:40:52 -78.62, 96.54 89.10 02/20/2021 15:40:02 -78.60, 96.61 89.11 2.55 50
4 02/20/2021 16:31:37 78.61, -96.09 90.87 02/20/2021 16:31:02 78.60, -96.15 90.89 1.91 35
5 02/20/2021 17:22:21 -78.63, 71.14 89.12 02/20/2021 17:22:01 -78.62, 71.21 89.13 1.81 20
6 02/20/2021 18:13:06 78.62,-121.48 90.85 02/20/2021 18:13:01 78.62,-121.55 90.86 1.47 5
7 02/20/2021 19:03:51 -78.63, 45.74 89.14 02/20/2021 19:04:01 -78.63, 45.82 89.15 1.77 10
8 02/20/2021 19:54:36 78.62,-146.88 90.83 02/20/2021 19:55:01 78.63,-146.95 90.84 1.83 25
9 02/20/2021 20:45:21 -78.63, 20.34 89.16 02/20/2021 20:46:01 -78.65, 20.43 89.18 2.46 40
10 02/20/2021 21:36:06 78.62,-172.28 90.81 02/20/2021 21:37:01 78.65,-172.35 90.82 2.68 55
11 02/20/2021 22:26:51 -78.64, -5.06 89.18 02/20/2021 22:28:02 -78.63, -5.21 89.21 3.45 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/16/2021
SNOs_Map_NOAA-20_NOAA-19_20210216.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 02/16/2021 in txt file.

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