Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 11 17.  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)
 11/18/2018   05:54:38   (   0.26,-128.13) (  -0.06,-129.44)  150.23                80
 11/19/2018   05:31:16   (   0.26,-128.15) (   1.07,-124.45)  421.77                80
 11/20/2018   17:50:05   (  -0.25,-128.24) (  -0.09,-129.02)   88.95                80
 11/21/2018   17:32:03   (  -0.26,-128.27) (  -1.22,-124.03)  483.73                80
 11/23/2018   05:51:00   (   0.25,-128.27) (   0.16,-128.62)   39.52                80
 11/25/2018   17:49:05   (  -0.24,-128.35) (  -0.25,-128.18)   18.62                80
 11/28/2018   05:44:41   (   0.23,-128.37) (   0.38,-127.79)   66.66                80
 11/29/2018   18:03:29   (  -0.22,-128.41) (   0.65,-132.35)  449.24                80
 11/30/2018   17:45:27   (  -0.22,-128.43) (  -0.48,-127.36)  122.18                80