Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 8 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)
 08/02/2015   06:16:12   (   0.02,-135.08) (   0.66,-132.20)  327.88                80
 08/03/2015   18:37:42   (   0.01,-135.05) (   0.41,-136.76)  194.76                80
 08/04/2015   18:14:23   (  -0.02,-135.03) (  -0.76,-131.78)  371.80                80
 08/06/2015   06:36:03   (  -0.02,-135.02) (  -0.31,-136.37)  153.61                80
 08/07/2015   06:12:43   (   0.01,-135.00) (   0.81,-131.37)  412.89                80
 08/08/2015   18:34:14   (   0.03,-134.96) (   0.27,-135.93)  110.49                80
 08/09/2015   18:10:55   (   0.01,-134.94) (  -0.91,-130.95)  455.42                80
 08/11/2015   06:32:34   (  -0.04,-134.91) (  -0.15,-135.54)   71.15                80
 08/12/2015   06:09:15   (  -0.01,-134.89) (   0.97,-130.55)  494.84                80
 08/13/2015   18:30:45   (   0.05,-134.84) (   0.11,-135.10)   29.02                80