Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 6 22.  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)
 06/23/2016   11:58:33   (  -0.13,-135.49) (   0.84,-139.60)  469.60                80
 06/24/2016   11:47:13   (  -0.13,-135.50) (   0.17,-136.85)  153.63                80
 06/25/2016   11:38:31   (  -0.12,-135.51) (  -0.45,-134.09)  162.20                80
 06/26/2016   11:27:10   (  -0.12,-135.52) (  -1.07,-131.33)  477.91                80
 06/27/2016   23:57:45   (   0.14,-135.50) (  -0.75,-139.32)  435.78                80
 06/28/2016   23:46:25   (   0.14,-135.50) (  -0.09,-136.56)  120.61                80
 06/29/2016   23:37:43   (   0.14,-135.51) (   0.51,-133.80)  194.34                80
 07/02/2016   11:56:50   (  -0.16,-135.52) (   0.65,-139.00)  398.01                80
 07/03/2016   11:45:29   (  -0.16,-135.51) (   0.02,-136.24)   83.49                80
 07/04/2016   11:36:47   (  -0.16,-135.51) (  -0.60,-133.48)  230.99                80