Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 5 5.  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)
 05/06/2015   06:40:35   (   0.07,-135.45) (  -0.36,-137.24)  205.36                80
 05/07/2015   06:17:15   (   0.07,-135.44) (   0.76,-132.25)  363.37                80
 05/08/2015   18:36:07   (  -0.08,-135.43) (   0.22,-136.82)  158.44                80
 05/09/2015   18:18:08   (  -0.08,-135.43) (  -0.90,-131.83)  410.09                80
 05/11/2015   06:37:07   (   0.08,-135.43) (  -0.15,-136.42)  113.94                80
 05/12/2015   06:13:48   (   0.08,-135.42) (   0.97,-131.43)  454.04                80
 05/13/2015   18:32:39   (  -0.09,-135.39) (   0.06,-135.99)   68.95                80
 05/14/2015   18:14:40   (  -0.09,-135.38) (  -1.06,-131.00)  499.04                80
 05/16/2015   06:33:39   (   0.09,-135.37) (   0.02,-135.59)   25.64                80
 05/18/2015   18:31:51   (  -0.09,-135.32) (  -0.12,-135.16)   17.56                80