Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2017 12 3.  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   15:12:41   (  80.72, -95.70) 12/10/2017   15:11:29  (  80.72, -95.53)    3.23                72
 12/10/2017   16:03:21   ( -80.71,  71.71) 12/10/2017   16:02:26  ( -80.72,  71.80)    2.01                55
 12/10/2017   16:54:01   (  80.71,-120.94) 12/10/2017   16:53:30  (  80.73,-120.90)    1.84                31
 12/10/2017   17:44:42   ( -80.73,  46.13) 12/10/2017   17:44:28  ( -80.72,  46.07)    1.59                14
 12/10/2017   18:35:22   (  80.73,-146.53) 12/10/2017   18:35:32  (  80.72,-146.63)    2.03                10
 12/10/2017   19:26:01   ( -80.72,  20.89) 12/10/2017   19:26:28  ( -80.72,  20.71)    3.29                27
 12/10/2017   20:16:41   (  80.72,-171.76) 12/10/2017   20:17:31  (  80.74,-171.64)    2.78                50