Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2011 12 18.  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)
 12/20/2011   06:50:04   (   0.09,-138.81) (  -0.15,-139.84)  117.13                80
 12/21/2011   19:09:03   (  -0.08,-140.11) (   0.92,-144.46)  497.22                80
 12/22/2011   18:45:50   (  -0.09,-140.79) (  -0.39,-139.52)  145.35                80
 12/24/2011   07:07:36   (   0.08,-141.62) (  -0.52,-144.15)  289.15                80
 12/25/2011   06:44:23   (   0.08,-142.31) (   0.78,-139.21)  353.39                80
 12/26/2011   19:06:03   (  -0.07,-143.60) (  -0.01,-143.84)   27.82                80
 12/28/2011   07:25:10   (   0.06,-144.42) (  -0.88,-148.48)  463.53                80
 12/29/2011   07:01:58   (   0.07,-145.10) (   0.44,-143.54)  178.44                80
 12/30/2011   19:23:38   (  -0.06,-146.39) (   0.37,-148.17)  203.39                80
 12/31/2011   19:00:26   (  -0.06,-147.07) (  -0.93,-143.23)  437.98                80