Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 8 20.  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)
 08/20/2015   06:46:15   (  -0.10,-134.64) (  -1.05,-138.85)  479.82                80
 08/21/2015   06:22:56   (  -0.08,-134.61) (   0.08,-133.86)   85.07                80
 08/22/2015   18:44:26   (   0.11,-134.57) (   0.99,-138.41)  438.32                80
 08/23/2015   18:21:07   (   0.09,-134.53) (  -0.13,-133.42)  125.78                80
 08/25/2015   06:42:46   (  -0.13,-134.45) (  -0.91,-138.02)  406.15                80
 08/26/2015   06:19:26   (  -0.10,-134.41) (   0.22,-133.03)  157.79                80
 08/27/2015   18:40:57   (   0.14,-134.36) (   0.86,-137.58)  366.78                80
 08/28/2015   18:17:37   (   0.11,-134.31) (  -0.27,-132.59)  196.43                80
 08/30/2015   06:39:15   (  -0.15,-134.22) (  -0.83,-137.17)  336.93                80
 08/31/2015   06:15:56   (  -0.12,-134.17) (   0.31,-132.18)  226.32                80
 09/01/2015   18:37:27   (   0.16,-134.12) (   0.71,-136.75)  298.99                80
 09/02/2015   18:14:07   (   0.13,-134.06) (  -0.36,-131.74)  263.67                80