Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2017 12 7.  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)
 12/08/2017   02:36:07   (  -0.04, -79.64) (   0.73, -76.26)  385.58                80
 12/09/2017   14:52:11   (   0.04, -77.64) (   0.72, -80.73)  351.67                80
 12/10/2017   14:34:07   (   0.04, -76.32) (  -0.08, -75.67)   74.26                80
 12/13/2017   02:29:37   (  -0.04, -72.97) (  -0.53, -75.11)  243.94                80
 12/14/2017   02:11:33   (  -0.05, -71.66) (   0.33, -70.06)  182.57                80
 12/16/2017   14:06:53   (   0.04, -68.36) (   0.31, -69.46)  126.09                80
 12/17/2017   13:48:49   (   0.05, -67.05) (  -0.55, -64.41)  300.86                80
 12/19/2017   02:05:03   (  -0.05, -65.03) (  -0.93, -68.91)  442.53                80
 12/20/2017   01:44:19   (  -0.05, -63.73) (  -0.06, -63.86)   15.08                80
 12/21/2017   01:26:15   (  -0.06, -62.42) (   0.75, -58.80)  412.60                80