Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 7 7.  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)
 07/09/2017   18:27:32   (  -0.11,-135.39) (  -0.18,-135.12)   30.98                80
 07/12/2017   06:25:51   (   0.11,-135.28) (   0.25,-134.72)   64.53                80
 07/13/2017   18:47:22   (  -0.09,-135.31) (   0.78,-139.28)  451.50                80
 07/14/2017   18:24:01   (  -0.11,-135.29) (  -0.31,-134.28)  114.71                80
 07/16/2017   06:45:41   (   0.08,-135.19) (  -0.76,-138.87)  419.24                80
 07/17/2017   06:22:21   (   0.10,-135.16) (   0.38,-133.88)  146.45                80
 07/18/2017   18:43:51   (  -0.07,-135.18) (   0.64,-138.44)  370.86                80
 07/19/2017   18:20:32   (  -0.09,-135.15) (  -0.50,-133.45)  194.37                80
 07/21/2017   06:42:10   (   0.06,-135.04) (  -0.62,-138.02)  340.97                80