Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 6 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 06/04/2015   06:40:19   (   0.11,-134.96) (  -0.41,-137.24)  259.45                80
 06/05/2015   06:16:59   (   0.12,-134.93) (   0.74,-132.25)  305.39                80
 06/06/2015   18:38:29   (  -0.11,-134.86) (   0.29,-136.81)  221.03                80
 06/07/2015   18:15:09   (  -0.12,-134.82) (  -0.80,-131.81)  343.60                80
 06/09/2015   06:36:48   (   0.12,-134.76) (  -0.22,-136.40)  186.82                80
 06/10/2015   06:13:28   (   0.13,-134.71) (   0.87,-131.40)  377.43                80
 06/11/2015   18:34:58   (  -0.12,-134.64) (   0.15,-135.96)  149.87                80
 06/12/2015   18:11:38   (  -0.12,-134.60) (  -0.95,-130.96)  414.21                80
 06/14/2015   06:33:16   (   0.11,-134.52) (  -0.13,-135.55)  116.97                80
 06/15/2015   06:09:56   (   0.12,-134.47) (   0.97,-130.55)  446.56                80
 06/16/2015   18:31:26   (  -0.12,-134.39) (   0.04,-135.11)   81.78                80
 06/17/2015   18:08:05   (  -0.13,-134.34) (  -1.06,-130.11)  481.58                80