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: 11/5/2021
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 23:23:24 -77.62, -13.86 82.82 11/16/2021 23:22:10 -77.60, -14.44 82.78 14.00 74
2 11/17/2021 00:14:10 77.65, 153.30 97.23 11/17/2021 00:13:04 77.69, 153.30 97.29 4.37 66
3 11/17/2021 01:04:55 -77.67, -39.46 82.74 11/17/2021 01:04:08 -77.69, -39.49 82.71 2.10 47
4 11/17/2021 01:55:41 77.70, 127.70 97.31 11/17/2021 01:55:04 77.70, 127.84 97.31 3.23 37
5 11/17/2021 02:46:25 -77.68, -64.87 82.72 11/17/2021 02:46:08 -77.70, -64.95 82.69 2.82 17
6 11/17/2021 03:37:11 77.71, 102.29 97.34 11/17/2021 03:37:04 77.71, 102.37 97.33 1.91 7
7 11/17/2021 04:27:56 -77.73, -90.47 82.64 11/17/2021 04:28:08 -77.70, -90.40 82.66 2.85 12
8 11/17/2021 05:18:41 77.71, 76.89 97.36 11/17/2021 05:19:04 77.71, 76.91 97.35 0.59 23
9 11/17/2021 06:09:26 -77.73,-115.88 82.61 11/17/2021 06:10:08 -77.71,-115.86 82.64 2.23 42
10 11/17/2021 07:00:11 77.72, 51.48 97.39 11/17/2021 07:01:04 77.72, 51.45 97.38 0.74 53
11 11/17/2021 07:50:56 -77.74,-141.28 82.59 11/17/2021 07:52:08 -77.72,-141.32 82.62 2.25 72
12 11/17/2021 08:41:51 78.13, 24.00 97.94 11/17/2021 08:42:55 78.07, 27.94 97.61 90.53 64

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/5/2021
SNOs_Map_NOAA-20_NOAA-19_20211105.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/05/2021 in txt file.

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