Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 11 25.  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)
 11/26/2018   05:50:25   (   0.24,-128.35) (   0.72,-126.05)  261.03                80
 11/27/2018   18:09:18   (  -0.22,-128.41) (   0.29,-130.62)  252.03                80
 11/28/2018   17:51:21   (  -0.23,-128.43) (  -0.87,-125.63)  319.56                80
 11/30/2018   06:10:22   (   0.21,-128.44) (  -0.19,-130.22)  202.96                80
 12/01/2018   05:47:03   (   0.22,-128.45) (   0.92,-125.23)  367.36                80
 12/02/2018   18:05:57   (  -0.21,-128.50) (   0.09,-129.79)  147.03                80
 12/03/2018   17:47:58   (  -0.21,-128.52) (  -1.02,-124.80)  424.25                80
 12/05/2018   06:07:01   (   0.20,-128.54) (   0.02,-129.40)   97.80                80
 12/06/2018   05:43:42   (   0.21,-128.55) (   1.13,-124.40)  472.08                80
 12/07/2018   18:02:35   (  -0.19,-128.58) (  -0.13,-128.97)   44.03                80