Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 11 20.  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)
 11/20/2018   06:17:05   (   0.25,-128.20) (  -0.58,-131.88)  419.15                80
 11/21/2018   05:53:46   (   0.25,-128.22) (   0.53,-126.88)  152.27                80
 11/22/2018   18:12:40   (  -0.24,-128.29) (   0.44,-131.45)  360.28                80
 11/23/2018   17:54:42   (  -0.25,-128.32) (  -0.67,-126.46)  211.78                80
 11/25/2018   06:13:43   (   0.24,-128.33) (  -0.39,-131.05)  309.99                80
 11/26/2018   05:50:26   (   0.24,-128.35) (   0.78,-126.07)  260.46                80
 11/27/2018   18:09:18   (  -0.22,-128.39) (   0.30,-130.61)  254.40                80
 11/28/2018   17:51:21   (  -0.23,-128.41) (  -0.87,-125.63)  316.91                80
 11/30/2018   06:10:22   (   0.21,-128.42) (  -0.19,-130.22)  204.71                80
 12/01/2018   05:47:03   (   0.22,-128.43) (   0.92,-125.23)  365.29                80
 12/02/2018   18:05:57   (  -0.21,-128.46) (   0.09,-129.79)  150.94                80
 12/03/2018   17:47:58   (  -0.21,-128.48) (  -1.02,-124.79)  420.06                80