Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 12 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/10/2018   01:09:14   (   0.14,-128.53) (  -0.36,-130.57)  233.60                80
 12/11/2018   01:00:20   (   0.14,-128.54) (   0.34,-127.75)   90.13                80
 12/12/2018   00:48:44   (   0.13,-128.54) (   0.98,-124.92)  413.70                80
 12/13/2018   13:18:50   (  -0.15,-128.66) (   0.81,-132.77)  469.10                80
 12/14/2018   13:07:15   (  -0.14,-128.67) (   0.15,-129.94)  145.42                80
 12/15/2018   12:58:19   (  -0.14,-128.67) (  -0.51,-127.11)  178.11                80
 12/18/2018   01:19:38   (   0.15,-128.57) (  -0.66,-132.16)  410.03                80
 12/19/2018   01:08:03   (   0.15,-128.57) (  -0.02,-129.33)   87.24                80
 12/20/2018   00:56:27   (   0.14,-128.56) (   0.62,-126.50)  235.39                80