Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 9 13.  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)
 09/16/2017   00:39:47   (  -0.22,-135.22) (  -0.89,-138.11)  330.89                80
 09/17/2017   00:28:19   (  -0.22,-135.24) (  -0.22,-135.32)    9.48                80
 09/18/2017   00:19:29   (  -0.23,-135.26) (   0.39,-132.52)  312.33                80
 09/20/2017   12:38:16   (   0.19,-135.40) (   0.74,-137.63)  255.41                80
 09/21/2017   12:29:28   (   0.20,-135.41) (   0.08,-134.83)   65.76                80
 09/22/2017   12:17:59   (   0.21,-135.43) (  -0.57,-132.04)  386.78                80
 09/25/2017   00:36:54   (  -0.18,-135.37) (  -0.60,-137.18)  205.77                80
 09/26/2017   00:28:05   (  -0.18,-135.39) (   0.02,-134.37)  115.11                80
 09/27/2017   00:16:36   (  -0.19,-135.40) (   0.70,-131.58)  435.84                80