Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 4 6.  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)
 04/07/2018   12:58:06   (   0.06,-135.03) (   0.40,-136.36)  152.75                80
 04/08/2018   12:49:14   (   0.06,-135.06) (  -0.30,-133.56)  172.12                80
 04/09/2018   12:37:42   (   0.07,-135.09) (  -0.93,-130.74)  496.83                80
 04/11/2018   01:08:03   (  -0.06,-135.15) (  -0.87,-138.66)  400.31                80
 04/12/2018   00:56:31   (  -0.06,-135.18) (  -0.19,-135.85)   76.07                80
 04/13/2018   00:47:39   (  -0.07,-135.21) (   0.43,-133.03)  248.18                80
 04/15/2018   13:06:15   (   0.06,-135.26) (   0.68,-138.09)  321.56                80
 04/16/2018   12:57:22   (   0.06,-135.29) (   0.04,-135.27)    2.73                80
 04/17/2018   12:45:50   (   0.06,-135.31) (  -0.60,-132.46)  325.69                80
 04/20/2018   01:04:41   (  -0.05,-135.36) (  -0.54,-137.57)  251.52                80