Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 9 29.  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)
 09/30/2019   06:20:04   (  -0.01,-137.20) (   0.89,-133.11)  466.19                80
 10/01/2019   18:38:55   (   0.03,-137.20) (   0.11,-137.67)   53.40                80
 10/04/2019   06:37:15   (  -0.03,-137.19) (  -0.05,-137.27)    9.01                80
 10/06/2019   18:38:07   (   0.03,-137.17) (  -0.06,-136.84)   38.43                80
 10/08/2019   06:54:26   (  -0.03,-137.16) (  -1.00,-141.42)  486.63                80
 10/09/2019   06:36:27   (  -0.03,-137.15) (   0.13,-136.43)   81.45                80
 10/10/2019   18:52:38   (   0.03,-137.13) (   0.88,-140.99)  440.42                80
 10/11/2019   18:34:39   (   0.03,-137.12) (  -0.24,-136.00)  127.44                80
 10/13/2019   06:50:58   (  -0.02,-137.10) (  -0.80,-140.59)  398.48                80