Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 1 1.  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)
 01/02/2015   18:45:51   (  -0.05,-135.21) (   0.66,-138.36)  359.11                80
 01/03/2015   18:25:11   (  -0.06,-135.19) (  -0.44,-133.36)  208.00                80
 01/05/2015   06:44:09   (   0.04,-135.14) (  -0.60,-137.94)  319.39                80
 01/06/2015   06:20:48   (   0.05,-135.12) (   0.50,-132.94)  247.08                80
 01/07/2015   18:39:39   (  -0.03,-135.09) (   0.53,-137.50)  275.18                80
 01/08/2015   18:21:39   (  -0.04,-135.06) (  -0.63,-132.51)  291.59                80
 01/10/2015   06:40:37   (   0.02,-135.01) (  -0.46,-137.08)  236.04                80
 01/11/2015   06:17:16   (   0.03,-134.98) (   0.65,-132.08)  329.94                80
 01/12/2015   18:36:06   (  -0.02,-134.94) (   0.38,-136.64)  193.66                80
 01/13/2015   18:18:06   (  -0.02,-134.91) (  -0.73,-131.64)  372.39                80
 01/15/2015   06:37:04   (   0.01,-134.85) (  -0.29,-136.22)  156.09                80