Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 1 8.  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)
 01/08/2018   14:34:05   (   0.01, -75.20) (   0.14, -75.64)   50.47                80
 01/11/2018   02:29:47   (  -0.01, -75.18) (  -0.01, -75.25)    7.43                80
 01/13/2018   14:27:59   (   0.01, -75.22) (  -0.06, -74.81)   46.33                80
 01/15/2018   02:46:59   (  -0.01, -75.20) (  -0.96, -79.40)  479.27                80
 01/16/2018   02:29:00   (  -0.01, -75.21) (   0.14, -74.41)   90.94                80
 01/17/2018   14:47:52   (   0.01, -75.26) (   0.84, -78.98)  424.15                80
 01/18/2018   14:24:33   (   0.02, -75.27) (  -0.27, -73.98)  146.26                80
 01/20/2018   02:43:33   (  -0.02, -75.26) (  -0.75, -78.58)  378.26                80
 01/21/2018   02:25:33   (  -0.03, -75.27) (   0.36, -73.59)  192.63                80