Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 4 1.  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)
 04/01/2013   22:51:52   (  -0.02,-134.99) (  -0.79,-138.32)  380.90                80
 04/02/2013   22:41:07   (  -0.02,-134.95) (  -0.18,-135.73)   88.36                80
 04/03/2013   22:27:42   (  -0.02,-134.91) (   0.37,-133.12)  204.15                80
 04/04/2013   22:16:57   (  -0.02,-134.87) (   0.99,-130.52)  496.59                80
 04/06/2013   10:51:06   (   0.02,-134.84) (   0.91,-138.75)  446.36                80
 04/07/2013   10:40:20   (   0.02,-134.80) (   0.35,-136.15)  154.00                80
 04/08/2013   10:32:16   (   0.02,-134.76) (  -0.27,-133.55)  138.34                80
 04/09/2013   10:21:30   (   0.02,-134.72) (  -0.84,-130.95)  430.55                80
 04/11/2013   22:44:51   (  -0.02,-134.59) (  -0.47,-136.57)  225.65                80
 04/12/2013   22:31:26   (  -0.01,-134.54) (   0.10,-133.96)   66.08                80
 04/13/2013   22:20:40   (  -0.01,-134.50) (   0.68,-131.35)  357.64                80