Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 11 29.  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)
 12/01/2017   18:27:52   (  -0.17,-135.29) (  -0.24,-135.08)   25.17                80
 12/03/2017   06:46:50   (   0.16,-135.36) (  -0.80,-139.67)  490.96                80
 12/04/2017   06:23:29   (   0.16,-135.37) (   0.34,-134.68)   79.24                80
 12/05/2017   18:42:18   (  -0.15,-135.34) (   0.73,-139.22)  443.35                80
 12/06/2017   18:24:17   (  -0.15,-135.35) (  -0.40,-134.23)  127.18                80
 12/08/2017   06:43:16   (   0.14,-135.41) (  -0.62,-138.83)  389.31                80
 12/09/2017   06:19:55   (   0.14,-135.41) (   0.51,-133.83)  180.36                80
 12/10/2017   18:38:43   (  -0.13,-135.37) (   0.56,-138.38)  343.49                80
 12/11/2017   18:20:43   (  -0.13,-135.38) (  -0.58,-133.39)  226.71                80
 12/13/2017   06:39:41   (   0.12,-135.44) (  -0.44,-137.99)  289.64                80