Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 6 18.  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)
 06/19/2012   10:44:14   (  -0.18,-134.89) (   0.54,-138.16)  372.50                80
 06/20/2012   10:33:36   (  -0.18,-134.85) (  -0.01,-135.59)   84.24                80
 06/21/2012   10:25:39   (  -0.17,-134.81) (  -0.56,-133.02)  203.86                80
 06/22/2012   10:15:03   (  -0.17,-134.77) (  -1.17,-130.46)  491.86                80
 06/23/2012   22:46:47   (   0.20,-134.72) (  -0.73,-138.76)  461.76                80
 06/24/2012   22:36:09   (   0.20,-134.67) (  -0.16,-136.19)  173.77                80
 06/25/2012   22:28:12   (   0.19,-134.63) (   0.42,-133.63)  113.97                80
 06/26/2012   22:17:34   (   0.19,-134.58) (   0.99,-131.06)  401.59                80
 06/29/2012   10:38:34   (  -0.22,-134.43) (   0.29,-136.77)  266.35                80
 06/30/2012   10:30:37   (  -0.22,-134.38) (  -0.26,-134.20)   20.13                80
 07/01/2012   10:19:59   (  -0.22,-134.32) (  -0.81,-131.63)  306.45                80