Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 9 16.  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)
 09/17/2018   18:19:44   (  -0.24,-135.48) (  -0.32,-135.17)   35.80                80
 09/19/2018   06:36:02   (   0.26,-135.44) (  -0.67,-139.77)  492.56                80
 09/20/2018   06:17:59   (   0.24,-135.46) (   0.38,-134.76)   79.11                80
 09/21/2018   18:34:09   (  -0.27,-135.55) (   0.55,-139.34)  431.20                80
 09/22/2018   18:16:07   (  -0.25,-135.57) (  -0.51,-134.34)  140.67                80
 09/24/2018   06:32:24   (   0.28,-135.54) (  -0.49,-138.94)  387.92                80
 09/25/2018   06:14:23   (   0.26,-135.55) (   0.63,-133.94)  183.08                80
 09/26/2018   18:30:32   (  -0.28,-135.63) (   0.36,-138.51)  328.67                80
 09/27/2018   18:12:31   (  -0.27,-135.64) (  -0.75,-133.52)  242.46                80
 09/29/2018   06:28:47   (   0.29,-135.60) (  -0.30,-138.11)  286.75                80
 09/30/2018   06:10:45   (   0.27,-135.60) (   0.82,-133.11)  283.26                80