Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 2 15.  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)
 02/28/2018   02:09:54   ( -80.64, -78.97) 02/28/2018   02:08:40  ( -80.64, -79.05)    1.54                74
 02/28/2018   03:00:39   (  80.64,  88.36) 02/28/2018   02:59:40  (  80.65,  88.25)    2.15                59
 02/28/2018   03:51:24   ( -80.64,-104.38) 02/28/2018   03:50:41  ( -80.65,-104.46)    1.56                43
 02/28/2018   04:42:09   (  80.64,  62.94) 02/28/2018   04:41:41  (  80.65,  62.84)    2.07                28
 02/28/2018   05:32:54   ( -80.64,-129.79) 02/28/2018   05:32:42  ( -80.65,-129.86)    1.60                12
 02/28/2018   06:23:39   (  80.64,  37.53) 02/28/2018   06:23:42  (  80.65,  37.44)    2.01                 3
 02/28/2018   07:14:24   ( -80.65,-155.20) 02/28/2018   07:14:43  ( -80.66,-155.27)    1.64                19
 02/28/2018   08:05:09   (  80.65,  12.12) 02/28/2018   08:05:43  (  80.66,  12.04)    1.99                34
 02/28/2018   08:55:54   ( -80.65, 179.39) 02/28/2018   08:56:44  ( -80.66, 179.32)    1.70                50