Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 5 10.  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)
 05/11/2018   13:12:43   (  -0.01,-135.44) (  -0.01,-135.44)    0.00                 0
 05/12/2018   23:31:41   (  -0.05,-135.44) (  -0.05,-135.44)    0.00                 0
 05/13/2018   10:11:23   (   0.09,-135.41) (   0.09,-135.41)    0.00                 0
 05/15/2018   08:20:23   (   0.13,-135.38) (   0.13,-135.38)    0.00                 0
 05/15/2018   23:46:58   (  -0.02,-135.40) (  -0.02,-135.40)    0.00                 0
 05/17/2018   10:46:22   (   0.05,-135.34) (   0.05,-135.34)    0.00                 0
 05/18/2018   00:36:20   (   0.02,-135.35) (   0.02,-135.35)    0.00                 0
 05/19/2018   11:59:31   (   0.00,-135.29) (   0.00,-135.29)    0.00                 0
 05/20/2018   11:32:49   (   0.02,-135.27) (   0.02,-135.27)    0.00                 0
 05/21/2018   23:50:26   (  -0.00,-135.25) (  -0.00,-135.25)    0.00                 0
 05/23/2018   08:58:38   (   0.11,-135.19) (   0.11,-135.19)    0.00                 0
 05/24/2018   00:04:30   (   0.01,-135.19) (   0.01,-135.19)    0.00                 0