Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2011 12 21.  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)
 12/21/2011   06:29:11   (   0.09,-134.70) (   0.08,-134.65)    6.37                80
 12/23/2011   18:24:48   (  -0.08,-134.68) (  -0.19,-134.23)   52.50                80
 12/25/2011   06:46:30   (   0.07,-134.75) (  -0.84,-138.82)  464.33                80
 12/26/2011   06:23:12   (   0.07,-134.76) (   0.29,-133.84)  105.04                80
 12/27/2011   18:44:46   (  -0.06,-134.72) (   0.76,-138.39)  418.51                80
 12/28/2011   18:21:28   (  -0.06,-134.73) (  -0.38,-133.41)  150.97                80
 12/30/2011   06:43:10   (   0.05,-134.79) (  -0.65,-138.01)  366.05                80
 12/31/2011   06:19:52   (   0.06,-134.80) (   0.44,-133.01)  203.13                80
 01/01/2012   18:41:25   (  -0.05,-134.76) (   0.59,-137.57)  321.13                80
 01/02/2012   18:18:08   (  -0.05,-134.76) (  -0.56,-132.59)  247.79                80