Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 4 14.  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)
 04/15/2019   18:38:07   (  -0.00,-137.22) (  -0.06,-136.86)   40.42                80
 04/17/2019   06:57:08   (   0.00,-137.18) (  -0.96,-141.46)  488.65                80
 04/18/2019   06:33:49   (   0.00,-137.17) (   0.18,-136.47)   79.79                80
 04/19/2019   18:52:41   (  -0.00,-137.20) (   0.88,-141.03)  436.10                80
 04/20/2019   18:34:42   (  -0.00,-137.20) (  -0.27,-136.04)  132.48                80
 04/22/2019   06:53:44   (  -0.00,-137.15) (  -0.76,-140.64)  397.04                80
 04/23/2019   06:30:24   (  -0.00,-137.14) (   0.33,-135.64)  170.75                80
 04/24/2019   18:49:16   (   0.01,-137.16) (   0.67,-140.20)  346.55                80
 04/25/2019   18:31:17   (   0.01,-137.15) (  -0.42,-135.20)  221.34                80
 04/27/2019   06:50:18   (  -0.00,-137.09) (  -0.61,-139.80)  309.00                80