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: 10/18/2021
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 10/19/2021 13:40:09 -77.76, 131.30 91.41 10/19/2021 13:38:55 -77.79, 131.28 91.36 2.85 74
2 10/19/2021 14:30:55 77.79, -61.51 88.64 10/19/2021 14:29:58 77.81, -61.39 88.67 3.25 57
3 10/19/2021 15:21:40 -77.81, 105.70 91.32 10/19/2021 15:20:55 -77.80, 105.83 91.33 3.44 45
4 10/19/2021 16:12:25 77.79, -86.91 88.68 10/19/2021 16:11:58 77.81, -86.85 88.70 2.58 27
5 10/19/2021 17:03:10 -77.82, 80.30 91.29 10/19/2021 17:02:55 -77.81, 80.38 91.30 2.24 15
6 10/19/2021 17:53:55 77.80,-112.31 88.71 10/19/2021 17:53:58 77.82,-112.30 88.73 2.43 3
7 10/19/2021 18:44:40 -77.82, 54.90 91.26 10/19/2021 18:44:55 -77.81, 54.93 91.27 1.09 15
8 10/19/2021 19:35:25 77.81,-137.71 88.74 10/19/2021 19:35:58 77.83,-137.75 88.76 2.87 33
9 10/19/2021 20:26:10 -77.83, 29.49 91.22 10/19/2021 20:26:55 -77.82, 29.48 91.24 0.53 45
10 10/19/2021 21:16:56 77.85,-163.32 88.83 10/19/2021 21:17:58 77.84,-163.21 88.79 3.04 62
11 10/19/2021 22:07:40 -77.83, 4.09 91.19 10/19/2021 22:08:55 -77.83, 4.03 91.21 1.52 75

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/18/2021
SNOs_Map_NOAA-20_NOAA-19_20211018.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 10/18/2021 in txt file.

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