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: 10/16/2021
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 10/19/2021 13:40:09 -77.76, 131.33 91.41 10/19/2021 13:38:55 -77.80, 131.32 91.35 4.10 74
2 10/19/2021 14:30:55 77.79, -61.49 88.64 10/19/2021 14:29:59 77.77, -61.58 88.65 2.53 56
3 10/19/2021 15:21:40 -77.81, 105.72 91.33 10/19/2021 15:20:55 -77.80, 105.87 91.32 3.42 45
4 10/19/2021 16:12:25 77.79, -86.89 88.67 10/19/2021 16:11:59 77.78, -87.03 88.68 3.47 26
5 10/19/2021 17:03:10 -77.81, 80.32 91.29 10/19/2021 17:02:55 -77.81, 80.42 91.29 2.27 15
6 10/19/2021 17:53:55 77.80,-112.29 88.70 10/19/2021 17:53:58 77.83,-112.27 88.73 3.40 3
7 10/19/2021 18:44:40 -77.82, 54.92 91.26 10/19/2021 18:44:55 -77.82, 54.97 91.27 1.23 15
8 10/19/2021 19:35:25 77.80,-137.69 88.74 10/19/2021 19:35:58 77.83,-137.72 88.76 3.69 33
9 10/19/2021 20:26:10 -77.82, 29.52 91.23 10/19/2021 20:26:55 -77.83, 29.52 91.24 0.90 45
10 10/19/2021 21:16:56 77.85,-163.30 88.82 10/19/2021 21:17:58 77.84,-163.18 88.79 3.00 62
11 10/19/2021 22:07:40 -77.83, 4.12 91.20 10/19/2021 22:08:55 -77.84, 4.07 91.21 1.72 75

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/16/2021
SNOs_Map_NOAA-20_NOAA-19_20211016.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 10/16/2021 in txt file.

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