Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 3 7.  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)
 03/07/2015   23:17:04   (   0.01,-135.31) (  -0.64,-138.19)  328.12                80
 03/08/2015   23:05:55   (   0.01,-135.29) (  -0.03,-135.48)   21.02                80
 03/09/2015   22:57:25   (   0.02,-135.28) (   0.57,-132.77)  285.94                80
 03/12/2015   11:19:36   (  -0.01,-135.25) (   0.65,-138.08)  323.03                80
 03/13/2015   11:08:26   (  -0.01,-135.23) (   0.03,-135.37)   16.93                80
 03/14/2015   10:54:37   (  -0.01,-135.20) (  -0.58,-132.67)  289.01                80
 03/16/2015   23:17:06   (   0.00,-135.10) (  -0.70,-138.05)  337.28                80
 03/17/2015   23:05:56   (   0.00,-135.07) (  -0.07,-135.34)   31.61                80
 03/18/2015   22:57:27   (   0.00,-135.04) (   0.56,-132.64)  273.96                80