Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 8 24.  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)
 08/25/2017   12:37:56   (   0.32,-135.10) (   0.88,-137.62)  286.82                80
 08/26/2017   12:23:47   (   0.33,-135.10) (   0.25,-134.82)   32.42                80
 08/27/2017   12:12:19   (   0.33,-135.10) (  -0.39,-132.03)  351.44                80
 08/30/2017   00:34:01   (  -0.31,-135.04) (  -0.78,-137.19)  245.56                80
 08/31/2017   00:25:11   (  -0.31,-135.03) (  -0.19,-134.38)   73.36                80
 09/01/2017   00:13:43   (  -0.31,-135.03) (   0.46,-131.59)  392.07                80
 09/03/2017   12:32:26   (   0.28,-135.09) (   0.68,-136.69)  182.96                80
 09/04/2017   12:20:58   (   0.29,-135.08) (   0.04,-133.89)  135.00                80
 09/05/2017   12:09:30   (   0.29,-135.07) (  -0.60,-131.09)  452.77                80
 09/07/2017   00:42:38   (  -0.25,-134.97) (  -1.23,-139.04)  466.17                80