Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2017 12 1.  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)
 12/03/2017   15:16:46   (  -0.00, -85.70) (   0.26, -86.94)  140.69                80
 12/04/2017   14:58:41   (  -0.00, -84.37) (  -0.54, -81.88)  283.37                80
 12/06/2017   03:14:56   (   0.01, -82.31) (  -0.89, -86.39)  464.20                80
 12/07/2017   02:54:11   (   0.01, -80.98) (  -0.09, -81.32)   39.53                80
 12/08/2017   02:36:08   (   0.01, -79.65) (   0.77, -76.27)  385.15                80
 12/09/2017   14:52:12   (  -0.01, -77.64) (   0.67, -80.74)  353.30                80
 12/10/2017   14:34:07   (  -0.01, -76.31) (  -0.13, -75.67)   71.81                80
 12/11/2017   14:13:24   (  -0.00, -74.99) (  -0.99, -70.62)  497.31                80
 12/13/2017   02:29:37   (   0.01, -72.94) (  -0.49, -75.12)  248.46                80
 12/14/2017   02:11:34   (   0.01, -71.62) (   0.37, -70.07)  177.33                80