Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 1 15.  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)
 01/16/2018   00:46:01   (   0.06,-134.62) (  -0.10,-135.38)   85.79                80
 01/17/2018   00:31:50   (   0.06,-134.57) (   0.52,-132.56)  229.38                80
 01/19/2018   12:53:09   (  -0.06,-134.46) (   0.66,-137.63)  361.18                80
 01/20/2018   12:41:37   (  -0.05,-134.41) (   0.05,-134.81)   46.44                80
 01/21/2018   12:32:47   (  -0.05,-134.35) (  -0.61,-132.01)  268.20                80
 01/24/2018   00:54:18   (   0.05,-134.21) (  -0.60,-137.11)  331.13                80
 01/25/2018   00:42:46   (   0.05,-134.15) (   0.02,-134.30)   17.13                80
 01/26/2018   00:28:35   (   0.05,-134.09) (   0.65,-131.49)  296.71                80
 01/28/2018   12:49:55   (  -0.04,-133.92) (   0.59,-136.54)  299.43                80
 01/29/2018   12:41:04   (  -0.04,-133.86) (  -0.07,-133.74)   13.79                80