Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 1 27.  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)
 01/28/2016   06:12:23   (  -0.02,-135.18) (   0.85,-131.34)  437.95                80
 01/29/2016   18:31:14   (   0.02,-135.20) (   0.21,-135.89)   79.10                80
 01/30/2016   18:13:16   (   0.02,-135.22) (  -0.96,-130.90)  492.36                80
 02/01/2016   06:32:16   (  -0.03,-135.26) (  -0.07,-135.50)   26.54                80
 02/03/2016   18:30:29   (   0.03,-135.28) (  -0.05,-135.06)   25.46                80
 02/05/2016   06:49:29   (  -0.03,-135.32) (  -0.99,-139.66)  493.98                80
 02/06/2016   06:26:10   (  -0.03,-135.32) (   0.12,-134.66)   75.89                80
 02/07/2016   18:45:01   (   0.04,-135.31) (   0.92,-139.21)  444.46                80
 02/08/2016   18:27:01   (   0.04,-135.32) (  -0.19,-134.21)  125.51                80
 02/10/2016   06:46:02   (  -0.04,-135.35) (  -0.84,-138.81)  394.72                80