Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 4 19.  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)
 04/20/2013   18:13:29   (  -0.05,-135.11) (  -0.95,-131.02)  465.51                80
 04/22/2013   06:32:30   (   0.06,-135.13) (  -0.04,-135.62)   55.43                80
 04/24/2013   18:30:44   (  -0.06,-135.21) (  -0.06,-135.19)    2.36                80
 04/27/2013   06:26:26   (   0.07,-135.24) (   0.16,-134.79)   51.19                80
 04/28/2013   18:45:19   (  -0.07,-135.28) (   0.82,-139.36)  464.61                80
 04/29/2013   18:27:20   (  -0.07,-135.29) (  -0.27,-134.36)  105.92                80
 05/01/2013   06:46:21   (   0.08,-135.30) (  -0.71,-138.97)  417.23                80
 05/02/2013   06:23:02   (   0.08,-135.31) (   0.38,-133.96)  152.95                80