Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 3 22.  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)
 03/23/2018   18:07:54   (  -0.01,-134.75) (  -0.89,-130.84)  444.86                80
 03/25/2018   06:24:12   (   0.02,-134.66) (  -0.16,-135.44)   88.47                80
 03/26/2018   06:06:11   (   0.01,-134.62) (   0.91,-130.44)  475.65                80
 03/27/2018   18:22:20   (  -0.02,-134.56) (   0.10,-135.00)   50.99                80
 03/30/2018   06:20:38   (   0.02,-134.42) (  -0.01,-134.61)   20.75                80
 04/01/2018   18:21:26   (  -0.02,-134.31) (  -0.06,-134.17)   16.13                80
 04/04/2018   06:19:43   (   0.03,-134.16) (   0.10,-133.76)   45.26                80
 04/05/2018   18:35:52   (  -0.04,-134.09) (   0.91,-138.32)  482.85                80