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: 11/13/2021
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 -77.61, -13.81 82.83 11/16/2021 23:22:10 -77.61, -14.39 82.77 13.83 74
2 11/17/2021 00:14:11 77.68, 153.19 97.26 11/17/2021 00:13:05 77.67, 153.17 97.28 0.87 66
3 11/17/2021 01:04:56 -77.70, -39.61 82.70 11/17/2021 01:04:08 -77.70, -39.43 82.70 4.16 48
4 11/17/2021 01:55:41 77.68, 127.78 97.29 11/17/2021 01:55:05 77.68, 127.71 97.30 1.96 36
5 11/17/2021 02:46:26 -77.71, -65.01 82.68 11/17/2021 02:46:08 -77.71, -64.89 82.68 2.91 18
6 11/17/2021 03:37:11 77.69, 102.38 97.31 11/17/2021 03:37:05 77.68, 102.25 97.32 3.24 6
7 11/17/2021 04:27:56 -77.71, -90.42 82.65 11/17/2021 04:28:08 -77.72, -90.35 82.66 1.69 12
8 11/17/2021 05:18:41 77.70, 76.98 97.34 11/17/2021 05:19:04 77.73, 76.99 97.37 3.95 23
9 11/17/2021 06:09:26 -77.72,-115.82 82.63 11/17/2021 06:10:08 -77.72,-115.81 82.64 0.67 42
10 11/17/2021 07:00:12 77.74, 51.37 97.42 11/17/2021 07:01:04 77.74, 51.53 97.39 3.93 52
11 11/17/2021 07:50:56 -77.72,-141.23 82.60 11/17/2021 07:52:08 -77.73,-141.26 82.61 1.10 72
12 11/17/2021 08:41:51 78.12, 24.09 97.92 11/17/2021 08:42:56 78.05, 27.80 97.59 85.46 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/13/2021
SNOs_Map_NOAA-20_NOAA-19_20211113.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/13/2021 in txt file.

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