Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 8 23.  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)
 08/24/2019   18:25:18   (   0.01,-137.21) (  -0.62,-134.36)  325.37                80
 08/26/2019   06:46:58   (  -0.02,-137.20) (  -0.42,-138.95)  199.50                80
 08/27/2019   06:23:39   (  -0.02,-137.20) (   0.70,-133.96)  369.02                80
 08/28/2019   18:45:10   (   0.02,-137.19) (   0.31,-138.52)  150.96                80
 08/29/2019   18:21:51   (   0.02,-137.18) (  -0.81,-133.52)  417.17                80
 08/31/2019   06:43:31   (  -0.02,-137.16) (  -0.23,-138.12)  108.89                80
 09/01/2019   06:20:12   (  -0.02,-137.15) (   0.89,-133.12)  459.01                80
 09/02/2019   18:41:43   (   0.02,-137.14) (   0.12,-137.69)   61.78                80
 09/05/2019   06:40:03   (  -0.03,-137.10) (  -0.09,-137.27)   21.02                80