Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 4 11.  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)
 04/12/2015   06:37:23   (   0.01,-134.98) (  -0.32,-136.40)  161.42                80
 04/13/2015   06:14:03   (   0.00,-135.01) (   0.83,-131.41)  411.01                80
 04/14/2015   18:32:54   (  -0.01,-135.06) (   0.20,-135.97)  103.41                80
 04/15/2015   18:14:53   (  -0.00,-135.09) (  -0.89,-130.97)  469.16                80
 04/17/2015   06:33:53   (   0.01,-135.13) (  -0.12,-135.56)   50.38                80
 04/19/2015   18:32:03   (  -0.00,-135.19) (  -0.01,-135.13)    5.86                80
 04/22/2015   06:27:42   (   0.01,-135.24) (   0.12,-134.73)   57.64                80
 04/23/2015   18:46:32   (  -0.02,-135.26) (   0.91,-139.29)  459.67                80
 04/24/2015   18:28:33   (  -0.01,-135.28) (  -0.26,-134.31)  111.83                80