Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 8 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)
 08/27/2017   18:15:52   (  -0.13,-135.12) (  -0.88,-131.78)  380.94                80
 08/29/2017   06:32:11   (   0.16,-135.02) (  -0.13,-136.38)  154.59                80
 08/30/2017   06:14:11   (   0.14,-135.02) (   0.96,-131.38)  414.53                80
 08/31/2017   18:30:22   (  -0.17,-135.11) (   0.02,-135.95)   96.16                80
 09/01/2017   18:12:21   (  -0.15,-135.10) (  -1.07,-130.95)  473.01                80
 09/03/2017   06:28:41   (   0.18,-134.99) (   0.07,-135.55)   63.09                80
 09/05/2017   18:26:52   (  -0.19,-135.06) (  -0.18,-135.12)    7.15                80
 09/08/2017   06:27:50   (   0.20,-134.94) (   0.28,-134.72)   25.06                80
 09/09/2017   18:44:02   (  -0.23,-134.99) (   0.71,-139.29)  489.70                80