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: 3/17/2021
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 03/20/2021 20:19:50 -78.52, 27.43 100.22 03/20/2021 20:18:40 -78.52, 27.50 100.20 1.66 70
2 03/20/2021 21:10:35 78.51,-165.17 79.75 03/20/2021 21:09:34 78.53,-165.13 79.80 3.21 61
3 03/20/2021 22:01:20 -78.53, 2.03 100.24 03/20/2021 22:00:40 -78.54, 2.10 100.22 2.05 40
4 03/20/2021 22:52:06 78.55, 169.20 79.79 03/20/2021 22:51:35 78.51, 169.23 79.76 4.05 31
5 03/20/2021 23:42:50 -78.53, -23.37 100.26 03/20/2021 23:42:40 -78.55, -23.30 100.25 2.86 10
6 03/21/2021 00:33:36 78.55, 143.79 79.76 03/21/2021 00:33:35 78.53, 143.82 79.74 2.98 1
7 03/21/2021 01:24:20 -78.53, -48.77 100.28 03/21/2021 01:24:41 -78.53, -48.93 100.28 3.57 21
8 03/21/2021 02:15:06 78.56, 118.39 79.74 03/21/2021 02:15:35 78.54, 118.42 79.71 1.94 29
9 03/21/2021 03:05:50 -78.54, -74.18 100.31 03/21/2021 03:06:41 -78.54, -74.33 100.31 3.55 51
10 03/21/2021 03:56:36 78.56, 92.99 79.72 03/21/2021 03:57:35 78.56, 93.02 79.69 1.02 59
11 03/21/2021 04:47:28 -78.84,-101.46 99.88 03/21/2021 04:48:34 -78.80, -98.02 100.28 74.25 66

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/17/2021
SNOs_Map_NOAA-20_NOAA-19_20210317.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 03/17/2021 in txt file.

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