Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2014 4 28.  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)
 04/29/2014   11:07:00   (   0.04,-135.35) (   0.88,-138.96)  412.23                80
 04/30/2014   10:56:03   (   0.04,-135.33) (   0.23,-136.31)  110.69                80
 05/01/2014   10:42:24   (   0.04,-135.32) (  -0.37,-133.65)  190.86                80
 05/02/2014   10:31:26   (   0.04,-135.30) (  -0.96,-130.99)  492.24                80
 05/03/2014   23:05:12   (  -0.04,-135.26) (  -0.90,-139.12)  439.86                80
 05/04/2014   22:54:13   (  -0.04,-135.24) (  -0.31,-136.46)  138.68                80
 05/05/2014   22:45:55   (  -0.05,-135.22) (   0.29,-133.80)  162.43                80
 05/06/2014   22:34:57   (  -0.05,-135.20) (   0.89,-131.14)  463.42                80
 05/08/2014   11:08:43   (   0.05,-135.17) (   1.01,-139.27)  467.79                80
 05/09/2014   10:57:44   (   0.05,-135.15) (   0.40,-136.61)  167.09                80
 05/10/2014   10:44:06   (   0.05,-135.12) (  -0.22,-133.95)  133.49                80
 05/11/2014   10:33:07   (   0.05,-135.09) (  -0.83,-131.29)  433.88                80