Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 9 10.  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)
 09/10/2019   06:33:56   (  -0.02,-137.19) (   0.16,-136.45)   84.84                80
 09/11/2019   18:52:46   (   0.01,-137.19) (   0.89,-141.00)  435.60                80
 09/12/2019   18:34:47   (   0.01,-137.18) (  -0.23,-136.01)  132.86                80
 09/14/2019   06:53:47   (  -0.01,-137.17) (  -0.81,-140.60)  392.27                80
 09/15/2019   06:30:28   (  -0.00,-137.16) (   0.32,-135.61)  175.86                80
 09/16/2019   18:49:19   (   0.00,-137.14) (   0.68,-140.17)  345.45                80
 09/17/2019   18:31:20   (   0.00,-137.13) (  -0.44,-135.18)  222.41                80
 09/19/2019   06:50:20   (  -0.01,-137.11) (  -0.59,-139.78)  303.57                80
 09/20/2019   06:26:59   (  -0.01,-137.09) (   0.47,-134.77)  263.81                80
 09/21/2019   18:45:51   (   0.02,-137.06) (   0.53,-139.33)  259.09                80
 09/22/2019   18:27:51   (   0.02,-137.04) (  -0.59,-134.34)  307.67                80