Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 10 18.  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)
 10/19/2018   01:12:11   (  -0.03,-135.46) (   0.64,-132.67)  319.42                80
 10/21/2018   13:30:45   (  -0.01,-135.51) (   0.50,-137.71)  250.43                80
 10/22/2018   13:21:50   (  -0.00,-135.49) (  -0.17,-134.88)   69.83                80
 10/23/2018   13:10:15   (   0.01,-135.47) (  -0.78,-132.05)  389.96                80
 10/26/2018   01:28:51   (   0.03,-135.30) (  -0.37,-137.10)  205.15                80
 10/27/2018   01:19:56   (   0.02,-135.26) (   0.26,-134.26)  114.43                80
 10/28/2018   01:08:21   (   0.01,-135.23) (   0.88,-131.43)  433.83                80
 10/29/2018   13:38:32   (  -0.05,-135.28) (   0.86,-139.31)  459.50                80
 10/30/2018   13:26:56   (  -0.04,-135.24) (   0.24,-136.48)  140.80                80
 10/31/2018   13:18:01   (  -0.04,-135.20) (  -0.37,-133.64)  177.68                80
 11/01/2018   13:06:26   (  -0.03,-135.16) (  -1.05,-130.82)  496.06                80