Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 4 19.  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)
 04/19/2019   18:52:41   (   0.00,-137.22) (   0.84,-141.03)  433.84                80
 04/20/2019   18:34:42   (   0.00,-137.22) (  -0.24,-136.03)  135.22                80
 04/22/2019   06:53:43   (  -0.00,-137.17) (  -0.78,-140.63)  394.62                80
 04/23/2019   06:30:24   (  -0.01,-137.16) (   0.30,-135.63)  173.69                80
 04/24/2019   18:49:16   (   0.01,-137.20) (   0.69,-140.20)  341.92                80
 04/25/2019   18:31:17   (   0.01,-137.19) (  -0.46,-135.21)  226.38                80
 04/27/2019   06:50:19   (   0.00,-137.13) (  -0.57,-139.81)  304.34                80
 04/28/2019   06:26:59   (   0.00,-137.12) (   0.52,-134.81)  263.27                80
 04/29/2019   18:45:52   (  -0.01,-137.14) (   0.47,-139.37)  253.66                80
 04/30/2019   18:27:52   (  -0.01,-137.13) (  -0.62,-134.37)  314.22                80
 05/02/2019   06:46:53   (   0.01,-137.07) (  -0.40,-138.97)  216.65                80