Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 6 10.  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)
 06/11/2015   18:34:57   (  -0.11,-134.64) (   0.19,-135.95)  149.58                80
 06/12/2015   18:11:37   (  -0.12,-134.60) (  -0.91,-130.95)  414.48                80
 06/14/2015   06:33:16   (   0.11,-134.52) (  -0.11,-135.55)  117.20                80
 06/15/2015   06:09:56   (   0.12,-134.47) (   0.99,-130.55)  446.33                80
 06/16/2015   18:31:25   (  -0.11,-134.39) (   0.07,-135.10)   81.51                80
 06/17/2015   18:08:05   (  -0.13,-134.34) (  -1.09,-130.11)  481.91                80
 06/19/2015   06:29:44   (   0.12,-134.26) (   0.03,-134.70)   50.42                80
 06/21/2015   18:27:53   (  -0.12,-134.12) (  -0.08,-134.25)   15.79                80
 06/24/2015   06:23:30   (   0.12,-133.97) (   0.13,-133.84)   14.65                80