Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 9 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)
 09/07/2017   00:42:38   (  -0.26,-134.95) (  -1.23,-139.04)  467.26                80
 09/08/2017   00:31:09   (  -0.26,-134.94) (  -0.57,-136.25)  149.30                80
 09/09/2017   00:22:21   (  -0.27,-134.92) (   0.08,-133.45)  168.41                80
 09/10/2017   00:10:51   (  -0.27,-134.91) (   0.68,-130.65)  486.06                80
 09/11/2017   12:41:06   (   0.24,-134.97) (   1.06,-138.55)  408.33                80
 09/12/2017   12:29:37   (   0.25,-134.95) (   0.41,-135.76)   91.76                80
 09/13/2017   12:20:49   (   0.25,-134.92) (  -0.23,-132.96)  224.70                80
 09/16/2017   00:39:46   (  -0.21,-134.76) (  -0.99,-138.09)  381.25                80
 09/17/2017   00:28:17   (  -0.22,-134.73) (  -0.33,-135.30)   64.85                80
 09/18/2017   00:19:28   (  -0.22,-134.70) (   0.28,-132.50)  251.52                80
 09/20/2017   12:38:15   (   0.19,-134.74) (   0.86,-137.61)  327.71                80