Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 7 20.  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)
 07/21/2019   18:31:29   (  -0.01,-137.20) (  -0.45,-135.21)  227.17                80
 07/23/2019   06:50:29   (   0.00,-137.19) (  -0.56,-139.81)  298.27                80
 07/24/2019   06:27:10   (   0.01,-137.18) (   0.54,-134.81)  270.13                80
 07/25/2019   18:46:01   (  -0.01,-137.18) (   0.50,-139.36)  249.56                80
 07/26/2019   18:28:02   (  -0.01,-137.17) (  -0.61,-134.37)  318.56                80
 07/28/2019   06:47:02   (   0.00,-137.14) (  -0.41,-138.97)  208.22                80
 07/29/2019   06:23:43   (   0.01,-137.12) (   0.70,-133.97)  359.03                80
 07/30/2019   18:42:34   (  -0.01,-137.11) (   0.34,-138.53)  162.60                80
 07/31/2019   18:24:35   (  -0.01,-137.09) (  -0.83,-133.54)  404.35                80
 08/02/2019   06:43:35   (   0.01,-137.04) (  -0.24,-138.13)  123.80                80
 08/03/2019   06:20:15   (   0.02,-137.02) (   0.87,-133.13)  442.61                80