Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2011 12 17.  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)
 12/18/2011   18:28:19   (  -0.10,-137.97) (  -0.70,-135.20)  314.75                80
 12/20/2011   06:50:08   (   0.09,-138.81) (  -0.12,-139.86)  118.88                80
 12/22/2011   18:45:59   (  -0.09,-140.79) (  -0.34,-139.55)  140.80                80
 12/24/2011   07:07:52   (   0.08,-141.62) (  -0.52,-144.22)  296.12                80
 12/25/2011   06:44:42   (   0.08,-142.31) (   0.77,-139.29)  344.58                80
 12/26/2011   19:06:29   (  -0.07,-143.60) (  -0.00,-143.95)   39.80                80
 12/28/2011   07:25:45   (   0.06,-144.42) (  -0.90,-148.62)  479.23                80
 12/29/2011   07:02:37   (   0.06,-145.10) (   0.36,-143.70)  160.04                80
 12/30/2011   19:24:29   (  -0.05,-146.39) (   0.38,-148.37)  226.25                80
 12/31/2011   19:01:22   (  -0.06,-147.07) (  -0.86,-143.45)  411.90                80