Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 12 3.  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)
 12/04/2017   00:38:44   (   0.09,-135.31) (   0.15,-134.94)   40.68                80
 12/05/2017   00:27:14   (   0.09,-135.32) (   0.83,-132.15)  361.97                80
 12/07/2017   12:45:55   (  -0.10,-135.43) (   0.33,-137.22)  205.49                80
 12/08/2017   12:37:05   (  -0.09,-135.44) (  -0.30,-134.42)  115.71                80
 12/09/2017   12:25:35   (  -0.09,-135.45) (  -1.00,-131.62)  436.83                80
 12/11/2017   00:58:40   (   0.11,-135.38) (  -0.85,-139.55)  476.29                80
 12/12/2017   00:44:30   (   0.10,-135.39) (  -0.23,-136.75)  155.55                80
 12/13/2017   00:35:40   (   0.10,-135.39) (   0.45,-133.95)  165.17                80
 12/14/2017   00:24:10   (   0.09,-135.40) (   1.08,-131.14)  485.73                80
 12/15/2017   12:54:19   (  -0.11,-135.48) (   0.72,-139.01)  403.91                80
 12/16/2017   12:42:49   (  -0.10,-135.48) (   0.08,-136.21)   83.40                80
 12/17/2017   12:33:58   (  -0.09,-135.48) (  -0.55,-133.40)  236.92                80