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: 11/10/2021
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 -77.64, -13.93 82.80 11/16/2021 23:22:11 -77.59, -14.50 82.78 14.24 74
2 11/17/2021 00:14:11 77.66, 153.25 97.25 11/17/2021 00:13:05 77.69, 153.26 97.29 2.54 66
3 11/17/2021 01:04:56 -77.68, -39.54 82.72 11/17/2021 01:04:09 -77.68, -39.54 82.71 0.56 47
4 11/17/2021 01:55:41 77.67, 127.85 97.27 11/17/2021 01:55:05 77.69, 127.80 97.31 2.87 36
5 11/17/2021 02:46:26 -77.69, -64.94 82.70 11/17/2021 02:46:09 -77.69, -65.00 82.69 1.45 17
6 11/17/2021 03:37:12 77.72, 102.24 97.35 11/17/2021 03:37:05 77.70, 102.34 97.33 2.97 7
7 11/17/2021 04:27:56 -77.70, -90.35 82.67 11/17/2021 04:28:09 -77.70, -90.46 82.67 2.66 13
8 11/17/2021 05:18:42 77.72, 76.84 97.38 11/17/2021 05:19:05 77.71, 76.88 97.35 2.08 23
9 11/17/2021 06:09:26 -77.70,-115.75 82.65 11/17/2021 06:10:09 -77.70,-115.91 82.65 3.90 43
10 11/17/2021 07:00:12 77.73, 51.43 97.40 11/17/2021 07:01:05 77.72, 51.42 97.37 1.80 53
11 11/17/2021 07:50:56 -77.71,-141.15 82.62 11/17/2021 07:52:08 -77.75,-141.16 82.60 4.38 72
12 11/17/2021 08:41:52 78.14, 23.94 97.96 11/17/2021 08:42:56 78.07, 27.90 97.60 91.07 64

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/10/2021
SNOs_Map_NOAA-20_NOAA-19_20211110.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 11/10/2021 in txt file.

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