Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2017 12 2.  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)
 12/10/2017   15:12:39   (  80.71, -95.48) 12/10/2017   15:11:29  (  80.72, -95.65)    3.32                70
 12/10/2017   16:03:20   ( -80.72,  71.60) 12/10/2017   16:02:26  ( -80.72,  71.69)    1.62                54
 12/10/2017   16:54:00   (  80.72,-121.07) 12/10/2017   16:53:30  (  80.72,-121.02)    0.90                30
 12/10/2017   17:44:40   ( -80.72,  46.35) 12/10/2017   17:44:27  ( -80.72,  46.32)    1.22                13
 12/10/2017   18:35:20   (  80.72,-146.31) 12/10/2017   18:35:31  (  80.73,-146.39)    1.91                11
 12/10/2017   19:26:01   ( -80.73,  20.77) 12/10/2017   19:26:28  ( -80.73,  20.95)    3.31                27
 12/10/2017   20:16:41   (  80.73,-171.90) 12/10/2017   20:17:32  (  80.73,-171.76)    2.49                51