Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 7 18.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 07/29/2018   16:00:23   (  80.50,-104.84) 07/29/2018   15:59:10  (  80.48,-104.81)    2.23                73
 07/29/2018   16:51:07   ( -80.48,  62.75) 07/29/2018   16:50:05  ( -80.50,  62.82)    2.50                62
 07/29/2018   17:41:53   (  80.50,-130.24) 07/29/2018   17:41:11  (  80.48,-130.27)    2.23                42
 07/29/2018   18:32:37   ( -80.48,  37.35) 07/29/2018   18:32:06  ( -80.50,  37.36)    2.09                31
 07/29/2018   19:23:23   (  80.50,-155.64) 07/29/2018   19:23:12  (  80.48,-155.74)    2.78                11
 07/29/2018   20:14:07   ( -80.48,  11.95) 07/29/2018   20:14:07  ( -80.50,  11.89)    2.37                 0
 07/29/2018   21:04:53   (  80.51, 178.96) 07/29/2018   21:05:12  (  80.50, 179.14)    3.36                19
 07/29/2018   21:55:37   ( -80.49, -13.45) 07/29/2018   21:56:08  ( -80.50, -13.57)    3.14                31
 07/29/2018   22:46:23   (  80.51, 153.56) 07/29/2018   22:47:13  (  80.50, 153.68)    2.19                50