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: 5/17/2021
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 05/30/2021 15:34:48 78.31, -80.02 57.66 05/30/2021 15:33:36 78.28, -80.03 57.66 3.53 72
2 05/30/2021 16:25:32 -78.28, 87.45 122.39 05/30/2021 16:24:31 -78.30, 87.36 122.34 2.60 61
3 05/30/2021 17:16:18 78.31,-105.41 57.65 05/30/2021 17:15:36 78.29,-105.45 57.66 2.61 42
4 05/30/2021 18:07:03 -78.33, 61.83 122.34 05/30/2021 18:06:31 -78.31, 61.94 122.35 2.91 32
5 05/30/2021 18:57:48 78.32,-130.81 57.65 05/30/2021 18:57:36 78.30,-130.87 57.65 1.99 12
6 05/30/2021 19:48:33 -78.33, 36.44 122.34 05/30/2021 19:48:31 -78.32, 36.52 122.36 1.94 2
7 05/30/2021 20:39:18 78.32,-156.20 57.64 05/30/2021 20:39:36 78.32,-156.29 57.64 1.96 18
8 05/30/2021 21:30:03 -78.33, 11.05 122.35 05/30/2021 21:30:31 -78.34, 11.10 122.36 1.39 28
9 05/30/2021 22:20:48 78.32, 178.40 57.64 05/30/2021 22:21:36 78.33, 178.30 57.64 2.54 48
10 05/30/2021 23:11:33 -78.34, -14.35 122.35 05/30/2021 23:12:31 -78.35, -14.31 122.37 1.70 58
11 05/31/2021 00:02:22 78.48, 152.11 57.86 05/31/2021 00:03:33 78.45, 153.58 57.66 32.82 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/17/2021
SNOs_Map_NOAA-20_NOAA-19_20210518.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 05/17/2021 in txt file.

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