Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 11 3.  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)
 11/06/2018   06:03:53   (   0.29,-129.12) (   0.20,-129.42)   34.81                80
 11/07/2018   05:45:53   (   0.29,-128.30) (   1.18,-124.40)  445.23                80
 11/08/2018   18:02:01   (  -0.29,-126.94) (   0.16,-128.89)  221.90                80
 11/09/2018   17:44:00   (  -0.28,-126.11) (  -0.76,-123.85)  256.68                80
 11/11/2018   06:00:17   (   0.28,-124.92) (  -0.52,-128.39)  396.30                80
 11/12/2018   05:42:17   (   0.27,-124.09) (   0.46,-123.37)   83.21                80
 11/14/2018   17:37:43   (  -0.26,-121.92) (  -0.05,-122.82)  103.05                80
 11/15/2018   17:19:42   (  -0.26,-121.08) (  -0.97,-117.79)  375.02                80
 11/17/2018   05:35:59   (   0.26,-119.86) (  -0.31,-122.32)  280.61                80