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: 11/9/2021
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, -13.82 82.83 11/16/2021 23:22:10 -77.61, -14.40 82.77 13.80 74
2 11/17/2021 00:14:11 77.68, 153.16 97.27 11/17/2021 00:13:05 77.67, 153.14 97.27 2.00 66
3 11/17/2021 01:04:55 -77.66, -39.42 82.75 11/17/2021 01:04:08 -77.70, -39.45 82.70 4.12 47
4 11/17/2021 01:55:41 77.69, 127.76 97.30 11/17/2021 01:55:05 77.67, 127.68 97.30 2.57 36
5 11/17/2021 02:46:26 -77.71, -65.03 82.67 11/17/2021 02:46:08 -77.71, -64.90 82.68 2.95 18
6 11/17/2021 03:37:11 77.70, 102.35 97.32 11/17/2021 03:37:04 77.72, 102.43 97.34 3.18 7
7 11/17/2021 04:27:56 -77.72, -90.43 82.65 11/17/2021 04:28:08 -77.71, -90.36 82.66 1.69 12
8 11/17/2021 05:18:41 77.70, 76.95 97.35 11/17/2021 05:19:04 77.73, 76.97 97.36 2.70 23
9 11/17/2021 06:09:26 -77.72,-115.83 82.62 11/17/2021 06:10:08 -77.72,-115.82 82.64 0.43 42
10 11/17/2021 07:00:11 77.71, 51.54 97.37 11/17/2021 07:01:04 77.73, 51.51 97.38 2.82 53
11 11/17/2021 07:50:56 -77.73,-141.24 82.60 11/17/2021 07:52:08 -77.73,-141.27 82.62 0.83 72
12 11/17/2021 08:41:51 78.12, 24.06 97.93 11/17/2021 08:42:55 78.08, 28.00 97.61 90.34 64

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/9/2021
SNOs_Map_NOAA-20_NOAA-19_20211109.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/09/2021 in txt file.

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