Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 6 23.  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)
 06/23/2012   22:46:47   (   0.20,-135.03) (  -0.68,-138.77)  427.18                80
 06/24/2012   22:36:09   (   0.19,-135.06) (  -0.09,-136.20)  131.01                80
 06/25/2012   22:28:12   (   0.19,-135.09) (   0.51,-133.64)  165.00                80
 06/26/2012   22:17:34   (   0.19,-135.11) (   1.10,-131.07)  460.83                80
 06/28/2012   10:49:11   (  -0.22,-135.16) (   0.73,-139.35)  478.37                80
 06/29/2012   10:38:33   (  -0.22,-135.18) (   0.15,-136.79)  183.25                80
 06/30/2012   10:30:36   (  -0.22,-135.20) (  -0.44,-134.22)  111.63                80
 07/01/2012   10:19:58   (  -0.22,-135.22) (  -1.03,-131.65)  406.38                80
 07/03/2012   22:41:02   (   0.25,-135.24) (  -0.22,-137.39)  244.25                80
 07/04/2012   22:33:04   (   0.25,-135.26) (   0.34,-134.81)   50.46                80
 07/05/2012   22:22:25   (   0.24,-135.27) (   0.90,-132.24)  345.22                80