Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2018 12 11.  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)
 12/12/2018   14:36:16   (   0.04, -75.14) (   0.54, -77.27)  243.38                80
 12/13/2018   14:18:17   (   0.04, -75.14) (  -0.57, -72.27)  325.84                80
 12/15/2018   02:34:40   (  -0.04, -75.14) (  -0.44, -76.87)  198.00                80
 12/16/2018   02:16:41   (  -0.05, -75.14) (   0.67, -71.88)  371.49                80
 12/17/2018   14:32:54   (   0.05, -75.15) (   0.31, -76.44)  146.94                80
 12/18/2018   14:14:56   (   0.05, -75.16) (  -0.80, -71.45)  422.79                80
 12/20/2018   02:31:17   (  -0.05, -75.16) (  -0.27, -76.04)  100.46                80
 12/21/2018   02:13:19   (  -0.05, -75.17) (   0.85, -71.05)  469.36                80
 12/22/2018   14:29:32   (   0.05, -75.18) (   0.13, -75.61)   48.75                80
 12/25/2018   02:27:55   (  -0.06, -75.20) (  -0.08, -75.21)    2.99                80