Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 9 16.  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)
 09/17/2017   00:28:19   (  -0.22,-135.24) (  -0.23,-135.32)    9.26                80
 09/18/2017   00:19:29   (  -0.23,-135.26) (   0.38,-132.52)  312.31                80
 09/20/2017   12:38:17   (   0.19,-135.39) (   0.69,-137.64)  256.03                80
 09/21/2017   12:29:28   (   0.20,-135.41) (   0.04,-134.84)   65.10                80
 09/22/2017   12:17:59   (   0.21,-135.42) (  -0.56,-132.04)  385.99                80
 09/25/2017   00:36:55   (  -0.18,-135.37) (  -0.56,-137.18)  206.45                80
 09/26/2017   00:28:05   (  -0.18,-135.38) (   0.05,-134.38)  114.31                80
 09/27/2017   00:16:36   (  -0.19,-135.39) (   0.67,-131.58)  434.98                80
 09/28/2017   12:46:54   (   0.15,-135.50) (   1.07,-139.50)  456.41                80
 09/29/2017   12:35:26   (   0.15,-135.50) (   0.41,-136.70)  136.53                80
 09/30/2017   12:26:36   (   0.16,-135.51) (  -0.20,-133.90)  183.25                80