Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 8 27.  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)
 08/28/2015   11:32:11   (   0.36,-135.00) (   1.30,-139.00)  456.39                80
 08/29/2015   11:23:38   (   0.36,-135.03) (   0.63,-136.28)  142.59                80
 08/30/2015   11:09:43   (   0.37,-135.05) (   0.03,-133.55)  171.16                80
 08/31/2015   10:58:29   (   0.37,-135.07) (  -0.58,-130.81)  484.81                80
 09/01/2015   23:31:52   (  -0.35,-135.11) (  -1.23,-138.85)  427.53                80
 09/02/2015   23:20:38   (  -0.35,-135.13) (  -0.61,-136.12)  113.99                80
 09/03/2015   23:12:03   (  -0.35,-135.15) (   0.02,-133.39)  199.46                80
 09/06/2015   11:31:32   (   0.33,-135.18) (   1.14,-138.70)  401.95                80
 09/07/2015   11:20:18   (   0.33,-135.19) (   0.52,-135.97)   89.21                80
 09/08/2015   11:11:43   (   0.33,-135.21) (  -0.10,-133.24)  223.49                80