Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 11 7.  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)
 11/08/2018   18:02:01   (  -0.28,-126.94) (   0.16,-128.89)  222.60                80
 11/09/2018   17:44:00   (  -0.28,-126.10) (  -0.77,-123.85)  255.79                80
 11/11/2018   06:00:17   (   0.28,-124.91) (  -0.52,-128.39)  397.12                80
 11/12/2018   05:42:16   (   0.27,-124.08) (   0.41,-123.35)   82.24                80
 11/14/2018   17:37:43   (  -0.26,-121.90) (  -0.06,-122.82)  104.81                80
 11/15/2018   17:19:42   (  -0.26,-121.06) (  -0.99,-117.79)  373.06                80
 11/17/2018   05:35:59   (   0.26,-119.85) (  -0.30,-122.32)  282.50                80
 11/18/2018   05:17:58   (   0.26,-119.02) (   0.63,-117.29)  196.42                80
 11/19/2018   17:36:46   (  -0.25,-117.69) (   0.70,-121.78)  466.89                80
 11/20/2018   17:13:26   (  -0.25,-116.85) (  -0.29,-116.76)   10.84                80