Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2016 10 13.  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)
 10/14/2016   06:36:20   (   0.30,-134.95) (  -0.05,-136.43)  169.63                80
 10/15/2016   06:13:01   (   0.29,-134.91) (   1.05,-131.44)  395.63                80
 10/16/2016   18:31:53   (  -0.30,-134.90) (  -0.06,-136.00)  125.59                80
 10/17/2016   18:13:53   (  -0.30,-134.86) (  -1.17,-131.00)  439.65                80
 10/19/2016   06:32:54   (   0.30,-134.75) (   0.13,-135.59)   95.23                80
 10/20/2016   06:09:34   (   0.29,-134.71) (   1.23,-130.60)  469.15                80
 10/21/2016   18:28:26   (  -0.29,-134.68) (  -0.20,-135.15)   53.64                80
 10/24/2016   06:29:26   (   0.29,-134.52) (   0.27,-134.74)   24.40                80
 10/26/2016   18:27:37   (  -0.29,-134.43) (  -0.29,-134.29)   16.16                80