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: 2/17/2021
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, 120.73 89.11 55.77 69
2 02/20/2021 14:50:06 78.58, -70.53 90.85 02/20/2021 14:49:01 78.61, -70.59 90.91 3.55 65
3 02/20/2021 15:40:51 -78.60, 96.69 89.14 02/20/2021 15:40:01 -78.63, 96.76 89.10 3.49 50
4 02/20/2021 16:31:37 78.62, -96.16 90.89 02/20/2021 16:31:01 78.63, -95.99 90.89 3.64 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 3.67 19
6 02/20/2021 18:13:07 78.63,-121.56 90.87 02/20/2021 18:13:02 78.60,-121.63 90.86 3.06 5
7 02/20/2021 19:03:52 -78.64, 45.66 89.12 02/20/2021 19:04:02 -78.62, 45.73 89.15 2.92 10
8 02/20/2021 19:54:37 78.63,-146.96 90.85 02/20/2021 19:55:02 78.62,-147.03 90.84 2.14 25
9 02/20/2021 20:45:22 -78.65, 20.26 89.14 02/20/2021 20:46:02 -78.64, 20.34 89.18 2.11 40
10 02/20/2021 21:36:07 78.64,-172.36 90.83 02/20/2021 21:37:02 78.63,-172.43 90.81 1.57 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 1.86 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 2/17/2021
SNOs_Map_NOAA-20_NOAA-19_20210218.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 02/17/2021 in txt file.

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