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)
 12/07/2017   02:54:11   (  -0.00, -80.97) (  -0.07, -81.33)   40.36                80
 12/08/2017   02:36:07   (  -0.02, -79.65) (   0.73, -76.26)  385.72                80
 12/09/2017   14:52:11   (   0.03, -77.65) (   0.72, -80.73)  350.63                80
 12/10/2017   14:34:08   (   0.03, -76.33) (  -0.14, -75.68)   75.53                80
 12/13/2017   02:29:37   (  -0.03, -72.99) (  -0.53, -75.11)  242.62                80
 12/14/2017   02:11:33   (  -0.03, -71.68) (   0.33, -70.06)  184.14                80
 12/16/2017   14:06:54   (   0.03, -68.39) (   0.25, -69.48)  123.36                80
 12/17/2017   13:48:49   (   0.03, -67.08) (  -0.55, -64.42)  303.77                80
 12/19/2017   02:05:04   (  -0.03, -65.06) (  -0.86, -68.93)  439.86                80
 12/20/2017   01:44:19   (  -0.03, -63.76) (  -0.06, -63.86)   11.98                80