Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 9 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 09/05/2018   18:29:30   (  -0.19,-135.10) (  -0.20,-135.13)    3.40                80
 09/08/2018   06:27:49   (   0.21,-135.11) (   0.30,-134.73)   43.05                80
 09/09/2018   18:43:59   (  -0.24,-135.24) (   0.68,-139.30)  462.65                80
 09/10/2018   18:25:59   (  -0.22,-135.28) (  -0.44,-134.31)  111.11                80
 09/12/2018   06:42:18   (   0.25,-135.26) (  -0.57,-138.91)  416.12                80
 09/13/2018   06:24:18   (   0.23,-135.29) (   0.55,-133.91)  157.03                80
 09/14/2018   18:40:28   (  -0.26,-135.41) (   0.44,-138.48)  349.70                80
 09/15/2018   18:22:27   (  -0.24,-135.44) (  -0.68,-133.48)  223.53                80
 09/17/2018   06:38:47   (   0.26,-135.41) (  -0.31,-138.09)  304.09                80
 09/18/2018   06:20:45   (   0.24,-135.44) (   0.74,-133.08)  268.33                80