Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 7 9.  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)
 07/10/2015   23:24:34   (   0.17,-135.02) (  -0.51,-138.05)  345.01                80
 07/11/2015   23:13:20   (   0.17,-135.04) (   0.10,-135.32)   32.36                80
 07/12/2015   23:04:47   (   0.17,-135.05) (   0.72,-132.60)  280.18                80
 07/15/2015   11:24:09   (  -0.20,-135.09) (   0.42,-137.88)  318.53                80
 07/16/2015   11:15:35   (  -0.20,-135.10) (  -0.20,-135.16)    6.60                80
 07/17/2015   11:04:22   (  -0.19,-135.11) (  -0.83,-132.43)  306.18                80
 07/19/2015   23:24:01   (   0.21,-135.15) (  -0.38,-137.78)  300.48                80
 07/20/2015   23:15:28   (   0.21,-135.16) (   0.25,-135.06)   11.70                80
 07/21/2015   23:04:13   (   0.21,-135.17) (   0.83,-132.32)  323.44                80