Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 4 16.  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)
 04/17/2019   06:57:08   (   0.01,-137.18) (  -0.93,-141.47)  488.78                80
 04/18/2019   06:33:49   (   0.01,-137.17) (   0.15,-136.47)   79.76                80
 04/19/2019   18:52:41   (  -0.01,-137.21) (   0.85,-141.03)  435.25                80
 04/20/2019   18:34:43   (  -0.01,-137.21) (  -0.29,-136.04)  133.46                80
 04/22/2019   06:53:43   (   0.01,-137.15) (  -0.79,-140.63)  396.61                80
 04/23/2019   06:30:25   (   0.00,-137.14) (   0.36,-135.64)  171.30                80
 04/24/2019   18:49:16   (   0.00,-137.17) (   0.70,-140.19)  345.12                80
 04/25/2019   18:31:17   (   0.00,-137.16) (  -0.45,-135.21)  222.91                80
 04/27/2019   06:50:18   (  -0.01,-137.10) (  -0.64,-139.79)  307.74                80
 04/28/2019   06:26:59   (  -0.01,-137.08) (   0.51,-134.81)  259.55                80
 04/29/2019   18:45:50   (   0.01,-137.10) (   0.54,-139.36)  258.24                80
 04/30/2019   18:27:52   (   0.01,-137.08) (  -0.60,-134.37)  309.28                80