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: 10/19/2021
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 13:40:10 -77.79, 131.17 91.37 10/19/2021 13:38:56 -77.76, 131.15 91.37 3.06 74
2 10/19/2021 14:30:55 77.77, -61.44 88.63 10/19/2021 14:29:59 77.78, -61.53 88.66 2.34 56
3 10/19/2021 15:21:39 -77.80, 105.77 91.34 10/19/2021 15:20:55 -77.77, 105.69 91.34 3.17 44
4 10/19/2021 16:12:24 77.78, -86.84 88.66 10/19/2021 16:11:58 77.79, -86.98 88.68 3.59 26
5 10/19/2021 17:03:09 -77.80, 80.36 91.31 10/19/2021 17:02:54 -77.82, 80.45 91.29 2.86 15
6 10/19/2021 17:53:55 77.83,-112.44 88.74 10/19/2021 17:53:58 77.80,-112.44 88.71 3.28 3
7 10/19/2021 18:44:39 -77.81, 54.96 91.27 10/19/2021 18:44:54 -77.83, 55.00 91.26 2.46 15
8 10/19/2021 19:35:25 77.83,-137.84 88.78 10/19/2021 19:35:58 77.80,-137.89 88.74 3.20 33
9 10/19/2021 20:26:09 -77.81, 29.56 91.24 10/19/2021 20:26:54 -77.84, 29.55 91.23 2.63 45
10 10/19/2021 21:16:55 77.84,-163.25 88.81 10/19/2021 21:17:57 77.85,-163.13 88.79 3.13 62
11 10/19/2021 22:07:39 -77.82, 4.16 91.21 10/19/2021 22:08:54 -77.85, 4.10 91.20 3.26 75

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/19/2021
SNOs_Map_NOAA-20_NOAA-19_20211019.jpg

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

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