Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 3 26.  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)
 03/27/2018   00:42:48   (  -0.07,-134.58) (   0.45,-132.39)  250.68                80
 03/29/2018   13:01:28   (   0.07,-134.47) (   0.73,-137.45)  339.78                80
 03/30/2018   12:49:55   (   0.07,-134.42) (   0.10,-134.63)   24.09                80
 03/31/2018   12:41:03   (   0.07,-134.37) (  -0.53,-131.81)  291.67                80
 04/03/2018   00:59:50   (  -0.07,-134.23) (  -0.66,-136.90)  304.71                80
 04/04/2018   00:50:57   (  -0.07,-134.18) (  -0.04,-134.08)   10.48                80
 04/05/2018   00:39:25   (  -0.07,-134.12) (   0.57,-131.26)  325.54                80
 04/07/2018   12:58:02   (   0.06,-133.98) (   0.63,-136.31)  266.05                80
 04/08/2018   12:49:09   (   0.07,-133.93) (  -0.01,-133.49)   48.71                80
 04/09/2018   12:37:37   (   0.07,-133.86) (  -0.65,-130.68)  363.25                80