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: 7/20/2018
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 07/29/2018 16:00:23 80.49,-104.76 64.91 07/29/2018 15:59:10 80.48,-104.75 64.94 1.29 73
2 07/29/2018 16:51:08 -80.50, 62.49 115.07 07/29/2018 16:50:06 -80.48, 62.53 115.05 1.87 62
3 07/29/2018 17:41:53 80.50,-130.16 64.93 07/29/2018 17:41:11 80.48,-130.22 64.96 1.60 42
4 07/29/2018 18:32:38 -80.50, 37.09 115.05 07/29/2018 18:32:07 -80.49, 37.06 115.04 1.78 31
5 07/29/2018 19:23:23 80.50,-155.56 64.96 07/29/2018 19:23:12 80.49,-155.68 64.97 2.50 11
6 07/29/2018 20:14:08 -80.50, 11.69 115.03 07/29/2018 20:14:08 -80.49, 11.59 115.03 2.43 0
7 07/29/2018 21:04:53 80.50, 179.04 64.98 07/29/2018 21:05:12 80.51, 179.20 64.95 3.02 19
8 07/29/2018 21:55:38 -80.50, -13.71 115.01 07/29/2018 21:56:08 -80.51, -13.53 115.05 3.32 30
9 07/29/2018 22:46:23 80.50, 153.64 65.00 07/29/2018 22:47:13 80.51, 153.73 64.96 1.88 50

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/20/2018
SNOs_Map_NOAA-20_NOAA-19_20180721.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 07/20/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and NOAA-19

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service