Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 8 21.  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)
 08/22/2019   06:27:07   (  -0.01,-137.20) (   0.53,-134.79)  274.56                80
 08/23/2019   18:48:38   (   0.02,-137.21) (   0.48,-139.36)  243.92                80
 08/24/2019   18:25:19   (   0.02,-137.21) (  -0.64,-134.36)  325.16                80
 08/26/2019   06:46:59   (  -0.02,-137.20) (  -0.40,-138.96)  199.80                80
 08/27/2019   06:23:39   (  -0.02,-137.19) (   0.72,-133.96)  368.63                80
 08/28/2019   18:45:10   (   0.02,-137.19) (   0.35,-138.51)  151.57                80
 08/29/2019   18:21:50   (   0.02,-137.18) (  -0.77,-133.52)  416.52                80
 08/31/2019   06:43:30   (  -0.02,-137.15) (  -0.27,-138.11)  109.65                80
 09/01/2019   06:20:11   (  -0.02,-137.14) (   0.85,-133.12)  458.21                80
 09/02/2019   18:41:42   (   0.02,-137.13) (   0.15,-137.68)   62.74                80