Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 11 1.  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)
 11/02/2017   18:25:51   (  -0.25,-134.74) (  -0.19,-135.09)   40.16                80
 11/05/2017   06:26:48   (   0.25,-134.60) (   0.26,-134.69)   10.10                80
 11/07/2017   18:24:56   (  -0.24,-134.49) (  -0.29,-134.24)   29.08                80
 11/10/2017   06:20:34   (   0.23,-134.34) (   0.36,-133.83)   58.25                80
 11/11/2017   18:39:23   (  -0.23,-134.27) (   0.66,-138.39)  468.93                80
 11/12/2017   18:21:22   (  -0.23,-134.22) (  -0.40,-133.38)   94.81                80
 11/14/2017   06:40:20   (   0.22,-134.13) (  -0.64,-137.98)  438.63                80
 11/15/2017   06:17:00   (   0.22,-134.07) (   0.48,-132.98)  124.04                80