Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 8 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)
 08/22/2015   10:59:07   (   0.39,-134.82) (  -0.45,-131.11)  422.91                80
 08/23/2015   23:32:33   (  -0.38,-134.88) (  -1.39,-139.15)  487.57                80
 08/24/2015   23:21:19   (  -0.38,-134.92) (  -0.71,-136.43)  172.86                80
 08/25/2015   23:12:45   (  -0.38,-134.95) (  -0.09,-133.70)  141.68                80
 08/26/2015   23:01:30   (  -0.38,-134.97) (   0.53,-130.98)  456.08                80
 08/28/2015   11:32:12   (   0.36,-135.00) (   1.28,-139.00)  456.40                80
 08/29/2015   11:23:38   (   0.36,-135.03) (   0.62,-136.28)  142.61                80
 08/30/2015   11:09:44   (   0.36,-135.05) (   0.01,-133.55)  171.19                80
 08/31/2015   10:58:29   (   0.37,-135.07) (  -0.60,-130.82)  484.84                80
 09/01/2015   23:31:52   (  -0.35,-135.11) (  -1.21,-138.86)  427.55                80
 09/02/2015   23:20:38   (  -0.35,-135.13) (  -0.58,-136.13)  113.94                80
 09/03/2015   23:12:04   (  -0.35,-135.15) (   0.04,-133.40)  199.48                80