Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 6 15.  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)
 06/15/2019   06:34:02   (   0.02,-137.19) (   0.17,-136.48)   80.50                80
 06/16/2019   18:52:55   (  -0.02,-137.21) (   0.83,-141.05)  437.73                80
 06/17/2019   18:34:55   (  -0.03,-137.20) (  -0.27,-136.05)  130.82                80
 06/19/2019   06:53:55   (   0.03,-137.17) (  -0.76,-140.64)  396.07                80
 06/20/2019   06:30:37   (   0.04,-137.16) (   0.40,-135.66)  171.84                80
 06/21/2019   18:49:28   (  -0.04,-137.17) (   0.66,-140.21)  347.81                80
 06/22/2019   18:31:30   (  -0.05,-137.16) (  -0.50,-135.23)  220.23                80
 06/24/2019   06:50:30   (   0.05,-137.12) (  -0.52,-139.82)  306.97                80
 06/25/2019   06:27:11   (   0.05,-137.11) (   0.58,-134.83)  260.51                80
 06/26/2019   18:46:03   (  -0.05,-137.10) (   0.43,-139.39)  260.23                80
 06/27/2019   18:28:03   (  -0.06,-137.09) (  -0.67,-134.40)  307.24                80