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: 11/6/2021
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 -77.60, -13.76 82.85 11/16/2021 23:22:10 -77.62, -14.38 82.77 14.90 74
2 11/17/2021 00:14:11 77.67, 153.21 97.26 11/17/2021 00:13:05 77.67, 153.15 97.28 1.61 66
3 11/17/2021 01:04:56 -77.69, -39.56 82.72 11/17/2021 01:04:08 -77.70, -39.43 82.70 3.33 48
4 11/17/2021 01:55:41 77.68, 127.81 97.28 11/17/2021 01:55:05 77.67, 127.69 97.30 2.87 36
5 11/17/2021 02:46:26 -77.70, -64.97 82.69 11/17/2021 02:46:08 -77.71, -64.89 82.68 2.24 18
6 11/17/2021 03:37:11 77.68, 102.40 97.31 11/17/2021 03:37:04 77.72, 102.44 97.34 3.92 7
7 11/17/2021 04:27:56 -77.70, -90.37 82.66 11/17/2021 04:28:08 -77.72, -90.34 82.66 1.50 12
8 11/17/2021 05:18:41 77.69, 77.00 97.33 11/17/2021 05:19:04 77.73, 76.98 97.36 3.93 23
9 11/17/2021 06:09:26 -77.71,-115.77 82.64 11/17/2021 06:10:08 -77.72,-115.80 82.64 1.65 42
10 11/17/2021 07:00:12 77.74, 51.39 97.41 11/17/2021 07:01:04 77.73, 51.52 97.38 2.97 52
11 11/17/2021 07:50:56 -77.72,-141.18 82.61 11/17/2021 07:52:08 -77.73,-141.26 82.61 2.53 72
12 11/17/2021 08:41:51 78.11, 24.12 97.91 11/17/2021 08:42:56 78.05, 27.78 97.59 84.47 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/6/2021
SNOs_Map_NOAA-20_NOAA-19_20211107.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/06/2021 in txt file.

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