Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 10 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 10/31/2017   06:30:21   (   0.26,-134.81) (   0.07,-135.52)   81.96                80
 11/01/2017   06:07:01   (   0.25,-134.77) (   1.19,-130.53)  482.55                80
 11/02/2017   18:25:50   (  -0.25,-134.73) (  -0.15,-135.09)   41.05                80
 11/05/2017   06:26:48   (   0.25,-134.59) (   0.22,-134.68)   10.17                80
 11/07/2017   18:24:57   (  -0.24,-134.48) (  -0.31,-134.24)   27.50                80
 11/10/2017   06:20:33   (   0.23,-134.33) (   0.33,-133.83)   57.00                80
 11/11/2017   18:39:23   (  -0.23,-134.25) (   0.70,-138.38)  471.19                80
 11/12/2017   18:21:22   (  -0.23,-134.20) (  -0.42,-133.39)   92.38                80