Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 6 9.  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   06:40:09   (   0.03,-137.19) (  -0.00,-137.32)   14.40                80
 06/12/2019   18:38:21   (  -0.03,-137.20) (  -0.10,-136.89)   36.08                80
 06/14/2019   06:57:22   (   0.03,-137.19) (  -0.94,-141.48)  489.21                80
 06/15/2019   06:34:02   (   0.02,-137.18) (   0.16,-136.48)   79.20                80
 06/16/2019   18:52:55   (  -0.02,-137.18) (   0.84,-141.05)  440.65                80
 06/17/2019   18:34:55   (  -0.03,-137.17) (  -0.26,-136.05)  127.57                80
 06/19/2019   06:53:55   (   0.03,-137.15) (  -0.76,-140.65)  398.69                80
 06/20/2019   06:30:36   (   0.04,-137.14) (   0.34,-135.65)  168.91                80
 06/21/2019   18:49:28   (  -0.04,-137.13) (   0.67,-140.21)  352.37                80
 06/22/2019   18:31:30   (  -0.05,-137.11) (  -0.49,-135.23)  215.33                80