Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 10 8.  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)
 10/09/2018   01:24:53   (  -0.07,-135.59) (  -0.35,-136.71)  128.99                80
 10/10/2018   01:15:59   (  -0.08,-135.59) (   0.34,-133.90)  193.57                80
 10/12/2018   13:34:30   (   0.04,-135.66) (   0.82,-138.92)  372.03                80
 10/13/2018   13:22:55   (   0.05,-135.66) (   0.13,-136.10)   50.13                80
 10/14/2018   13:14:00   (   0.06,-135.65) (  -0.49,-133.27)  271.64                80
 10/17/2018   01:32:37   (  -0.02,-135.52) (  -0.66,-138.32)  319.11                80
 10/18/2018   01:23:42   (  -0.02,-135.51) (   0.00,-135.49)    3.36                80
 10/19/2018   01:12:06   (  -0.03,-135.49) (   0.61,-132.65)  324.05                80
 10/21/2018   13:30:38   (  -0.01,-135.55) (   0.49,-137.69)  244.57                80