Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 6 17.  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)
 06/18/2020   18:40:01   (   0.02,-137.20) (   0.16,-137.71)   59.48                80
 06/21/2020   06:38:22   (  -0.02,-137.19) (  -0.03,-137.32)   15.36                80
 06/23/2020   18:39:13   (   0.02,-137.16) (  -0.03,-136.88)   31.89                80
 06/25/2020   06:55:33   (  -0.02,-137.14) (  -0.96,-141.48)  493.84                80
 06/26/2020   06:37:32   (  -0.01,-137.13) (   0.11,-136.48)   73.94                80
 06/27/2020   18:53:44   (   0.01,-137.11) (   0.90,-141.04)  448.17                80
 06/28/2020   18:35:44   (   0.01,-137.09) (  -0.22,-136.05)  119.30                80
 06/30/2020   06:52:04   (  -0.01,-137.07) (  -0.82,-140.64)  407.24                80
 07/01/2020   06:34:04   (  -0.01,-137.05) (   0.32,-135.65)  159.77                80