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: 11/15/2021
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 11/16/2021 23:23:25 -77.64, -13.97 82.79 11/16/2021 23:22:10 -77.62, -14.35 82.76 9.39 75
2 11/17/2021 00:14:11 77.67, 153.23 97.25 11/17/2021 00:13:05 77.68, 153.21 97.28 1.35 66
3 11/17/2021 01:04:56 -77.69, -39.58 82.71 11/17/2021 01:04:09 -77.67, -39.61 82.72 2.73 47
4 11/17/2021 01:55:41 77.67, 127.83 97.28 11/17/2021 01:55:05 77.69, 127.75 97.30 2.26 36
5 11/17/2021 02:46:26 -77.70, -64.98 82.69 11/17/2021 02:46:09 -77.68, -65.06 82.70 3.17 17
6 11/17/2021 03:37:11 77.68, 102.42 97.30 11/17/2021 03:37:05 77.69, 102.29 97.33 3.46 6
7 11/17/2021 04:27:56 -77.70, -90.39 82.66 11/17/2021 04:28:08 -77.72, -90.31 82.65 2.61 12
8 11/17/2021 05:18:42 77.73, 76.82 97.38 11/17/2021 05:19:05 77.70, 76.83 97.35 3.15 23
9 11/17/2021 06:09:26 -77.71,-115.79 82.64 11/17/2021 06:10:08 -77.73,-115.77 82.63 2.17 42
10 11/17/2021 07:00:12 77.73, 51.41 97.41 11/17/2021 07:01:05 77.71, 51.37 97.37 3.24 53
11 11/17/2021 07:50:56 -77.72,-141.19 82.61 11/17/2021 07:52:08 -77.74,-141.23 82.61 2.41 72
12 11/17/2021 08:41:51 78.11, 24.14 97.91 11/17/2021 08:42:56 78.06, 27.85 97.60 85.35 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/15/2021
SNOs_Map_NOAA-20_NOAA-19_20211115.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/15/2021 in txt file.

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