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: 5/23/2021
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 15:34:49 78.31, -80.03 57.66 05/30/2021 15:33:36 78.29, -79.96 57.67 2.93 73
2 05/30/2021 16:25:33 -78.29, 87.41 122.38 05/30/2021 16:24:31 -78.31, 87.41 122.34 2.01 62
3 05/30/2021 17:16:19 78.32,-105.43 57.66 05/30/2021 17:15:36 78.30,-105.38 57.66 1.76 43
4 05/30/2021 18:07:03 -78.29, 62.02 122.39 05/30/2021 18:06:31 -78.32, 61.99 122.35 3.09 32
5 05/30/2021 18:57:49 78.32,-130.82 57.65 05/30/2021 18:57:36 78.32,-130.80 57.65 0.63 13
6 05/30/2021 19:48:34 -78.33, 36.40 122.34 05/30/2021 19:48:31 -78.33, 36.58 122.35 3.87 3
7 05/30/2021 20:39:19 78.32,-156.21 57.65 05/30/2021 20:39:36 78.33,-156.22 57.65 0.70 17
8 05/30/2021 21:30:04 -78.34, 11.01 122.34 05/30/2021 21:30:31 -78.35, 11.16 122.36 3.39 27
9 05/30/2021 22:20:49 78.33, 178.39 57.64 05/30/2021 22:21:36 78.34, 178.37 57.64 1.83 47
10 05/30/2021 23:11:34 -78.34, -14.38 122.35 05/30/2021 23:12:31 -78.36, -14.26 122.37 3.28 57
11 05/31/2021 00:02:22 78.45, 152.33 57.80 05/31/2021 00:03:34 78.43, 153.42 57.65 24.34 72

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/23/2021
SNOs_Map_NOAA-20_NOAA-19_20210523.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 05/23/2021 in txt file.

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