Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 6 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 06/10/2019   06:40:08   (   0.03,-137.18) (  -0.02,-137.31)   16.17                80
 06/12/2019   18:38:21   (  -0.03,-137.18) (  -0.08,-136.88)   32.93                80
 06/14/2019   06:57:21   (   0.03,-137.15) (  -0.95,-141.48)  493.11                80
 06/15/2019   06:34:02   (   0.03,-137.14) (   0.15,-136.48)   74.79                80
 06/16/2019   18:52:54   (  -0.03,-137.13) (   0.85,-141.05)  446.12                80
 06/17/2019   18:34:55   (  -0.03,-137.12) (  -0.25,-136.05)  121.58                80
 06/19/2019   06:53:55   (   0.04,-137.09) (  -0.77,-140.64)  405.32                80
 06/20/2019   06:30:36   (   0.04,-137.07) (   0.33,-135.65)  161.75                80
 06/21/2019   18:49:28   (  -0.05,-137.05) (   0.68,-140.21)  360.54                80