Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 3 10.  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)
 03/13/2018   20:01:55   ( -80.64,  13.04) 03/13/2018   20:00:40  ( -80.62,  13.01)    1.27                75
 03/13/2018   20:52:40   (  80.63,-179.58) 03/13/2018   20:51:43  (  80.63,-179.51)    1.36                57
 03/13/2018   21:43:25   ( -80.64, -12.37) 03/13/2018   21:42:41  ( -80.63, -12.40)    1.15                44
 03/13/2018   22:34:10   (  80.63, 155.01) 03/13/2018   22:33:44  (  80.64, 155.09)    1.51                26
 03/13/2018   23:24:55   ( -80.64, -37.79) 03/13/2018   23:24:42  ( -80.63, -37.81)    1.03                13
 03/14/2018   00:15:40   (  80.64, 129.60) 03/14/2018   00:15:45  (  80.64, 129.68)    1.67                 5
 03/14/2018   01:06:25   ( -80.64, -63.20) 03/14/2018   01:06:43  ( -80.64, -63.23)    0.92                18
 03/14/2018   01:57:10   (  80.64, 104.18) 03/14/2018   01:57:46  (  80.65, 104.27)    1.83                36
 03/14/2018   02:47:55   ( -80.65, -88.61) 03/14/2018   02:48:44  ( -80.64, -88.64)    0.81                49