Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 8 25.  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)
 08/26/2016   11:34:32   (   0.36,-135.17) (  -0.29,-132.31)  326.56                80
 08/28/2016   23:56:27   (  -0.34,-135.21) (  -0.88,-137.55)  266.65                80
 08/29/2016   23:47:45   (  -0.34,-135.24) (  -0.26,-134.78)   51.84                80
 08/30/2016   23:36:23   (  -0.34,-135.26) (   0.43,-132.03)  370.31                80
 09/02/2016   11:55:27   (   0.32,-135.37) (   0.73,-137.22)  210.87                80
 09/03/2016   11:46:45   (   0.33,-135.39) (   0.12,-134.45)  107.13                80
 09/04/2016   11:35:23   (   0.33,-135.41) (  -0.55,-131.69)  425.01                80
 09/06/2016   00:05:57   (  -0.30,-135.40) (  -1.31,-139.67)  487.66                80
 09/06/2016   23:54:35   (  -0.31,-135.42) (  -0.62,-136.91)  169.83                80
 09/07/2016   23:45:53   (  -0.31,-135.44) (   0.01,-134.15)  147.85                80