Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 6 13.  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)
 06/14/2020   18:25:30   (   0.02,-137.19) (  -0.78,-133.56)  413.72                80
 06/16/2020   06:41:50   (  -0.02,-137.18) (  -0.23,-138.16)  111.08                80
 06/17/2020   06:23:51   (  -0.02,-137.17) (   0.90,-133.16)  457.67                80
 06/18/2020   18:40:01   (   0.02,-137.17) (   0.16,-137.71)   62.60                80
 06/21/2020   06:38:22   (  -0.01,-137.14) (  -0.03,-137.32)   20.97                80
 06/23/2020   18:39:13   (   0.01,-137.10) (  -0.03,-136.88)   24.75                80
 06/26/2020   06:37:32   (  -0.00,-137.05) (   0.11,-136.48)   64.37                80