Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 12 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/13/2018   14:18:18   (   0.03, -75.14) (  -0.62, -72.28)  325.81                80
 12/15/2018   02:34:39   (  -0.04, -75.14) (  -0.45, -76.87)  197.96                80
 12/16/2018   02:16:41   (  -0.04, -75.14) (   0.67, -71.88)  371.59                80
 12/17/2018   14:32:54   (   0.04, -75.15) (   0.32, -76.44)  146.71                80
 12/18/2018   14:14:56   (   0.04, -75.16) (  -0.79, -71.45)  423.04                80
 12/20/2018   02:31:18   (  -0.04, -75.17) (  -0.22, -76.05)  100.15                80
 12/21/2018   02:13:20   (  -0.04, -75.17) (   0.89, -71.06)  469.67                80
 12/22/2018   14:29:32   (   0.04, -75.19) (   0.15, -75.61)   48.35                80
 12/25/2018   02:30:36   (  -0.05, -75.21) (  -0.04, -75.22)    1.21                80