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: 11/8/2021
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 -77.62, -13.87 82.82 11/16/2021 23:22:11 -77.60, -14.48 82.78 14.82 74
2 11/17/2021 00:14:12 77.69, 153.11 97.29 11/17/2021 00:13:05 77.69, 153.27 97.29 3.84 67
3 11/17/2021 01:04:56 -77.67, -39.47 82.74 11/17/2021 01:04:09 -77.68, -39.52 82.71 1.76 47
4 11/17/2021 01:55:42 77.70, 127.70 97.31 11/17/2021 01:55:05 77.70, 127.81 97.31 2.51 37
5 11/17/2021 02:46:26 -77.68, -64.88 82.71 11/17/2021 02:46:09 -77.69, -64.98 82.69 2.88 17
6 11/17/2021 03:37:12 77.71, 102.30 97.34 11/17/2021 03:37:05 77.70, 102.35 97.33 1.21 7
7 11/17/2021 04:27:57 -77.73, -90.48 82.64 11/17/2021 04:28:09 -77.70, -90.44 82.67 3.22 12
8 11/17/2021 05:18:42 77.71, 76.89 97.36 11/17/2021 05:19:05 77.71, 76.89 97.35 0.46 23
9 11/17/2021 06:09:27 -77.73,-115.88 82.61 11/17/2021 06:10:09 -77.71,-115.90 82.65 2.95 42
10 11/17/2021 07:00:12 77.72, 51.49 97.39 11/17/2021 07:01:05 77.72, 51.42 97.37 1.58 53
11 11/17/2021 07:50:56 -77.74,-141.29 82.59 11/17/2021 07:52:08 -77.71,-141.36 82.62 3.21 72
12 11/17/2021 08:41:50 78.09, 24.22 97.89 11/17/2021 08:42:55 78.07, 27.91 97.60 84.74 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/8/2021
SNOs_Map_NOAA-20_NOAA-19_20211108.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/08/2021 in txt file.

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