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: 10/9/2021
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 -77.78, 131.21 91.38 10/19/2021 13:38:55 -77.77, 131.20 91.37 1.22 74
2 10/19/2021 14:30:54 77.77, -61.43 88.63 10/19/2021 14:29:58 77.78, -61.51 88.66 2.10 56
3 10/19/2021 15:21:39 -77.79, 105.81 91.35 10/19/2021 15:20:55 -77.78, 105.75 91.34 1.72 44
4 10/19/2021 16:12:24 77.78, -86.83 88.66 10/19/2021 16:11:58 77.79, -86.96 88.69 3.33 26
5 10/19/2021 17:03:09 -77.79, 80.41 91.32 10/19/2021 17:02:55 -77.79, 80.30 91.31 2.72 14
6 10/19/2021 17:53:55 77.83,-112.44 88.74 10/19/2021 17:53:58 77.80,-112.42 88.71 3.10 3
7 10/19/2021 18:44:39 -77.80, 55.01 91.28 10/19/2021 18:44:55 -77.80, 54.85 91.28 3.84 16
8 10/19/2021 19:35:25 77.83,-137.84 88.78 10/19/2021 19:35:58 77.81,-137.87 88.74 2.87 33
9 10/19/2021 20:26:10 -77.85, 29.40 91.20 10/19/2021 20:26:55 -77.81, 29.40 91.25 4.35 45
10 10/19/2021 21:16:55 77.84,-163.24 88.81 10/19/2021 21:17:58 77.82,-163.32 88.77 3.15 63
11 10/19/2021 22:07:40 -77.85, 4.00 91.17 10/19/2021 22:08:54 -77.85, 4.16 91.20 3.61 74

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/9/2021
SNOs_Map_NOAA-20_NOAA-19_20211009.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 10/09/2021 in txt file.

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