Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 10 5.  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)
 10/06/2018   13:06:12   (   0.11,-135.68) (  -0.81,-131.65)  460.13                80
 10/08/2018   01:36:28   (  -0.06,-135.59) (  -1.00,-139.54)  451.41                80
 10/09/2018   01:24:54   (  -0.07,-135.59) (  -0.32,-136.72)  128.68                80
 10/10/2018   01:15:59   (  -0.08,-135.59) (   0.30,-133.89)  193.89                80
 10/12/2018   13:34:31   (   0.04,-135.67) (   0.78,-138.93)  371.62                80
 10/13/2018   13:22:56   (   0.05,-135.66) (   0.17,-136.09)   49.79                80
 10/14/2018   13:14:01   (   0.06,-135.65) (  -0.49,-133.27)  271.93                80
 10/17/2018   01:32:40   (  -0.02,-135.53) (  -0.68,-138.32)  319.21                80
 10/18/2018   01:23:46   (  -0.02,-135.52) (   0.01,-135.50)    3.65                80
 10/19/2018   01:12:10   (  -0.03,-135.50) (   0.63,-132.67)  323.64                80