Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 8 8.  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)
 08/08/2015   23:03:02   (   0.27,-134.97) (   1.02,-131.74)  368.36                80
 08/11/2015   11:22:24   (  -0.29,-134.88) (   0.20,-137.02)  244.01                80
 08/12/2015   11:13:51   (  -0.29,-134.86) (  -0.45,-134.30)   64.43                80
 08/13/2015   11:02:36   (  -0.29,-134.83) (  -1.03,-131.56)  372.71                80
 08/15/2015   23:22:10   (   0.30,-134.80) (  -0.17,-136.89)  238.62                80
 08/16/2015   23:13:36   (   0.30,-134.77) (   0.44,-134.16)   69.60                80
 08/17/2015   23:02:21   (   0.30,-134.74) (   1.05,-131.43)  377.71                80
 08/20/2015   11:21:46   (  -0.31,-134.63) (   0.17,-136.71)  237.71                80
 08/21/2015   11:13:12   (  -0.31,-134.60) (  -0.42,-133.98)   69.76                80