Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 10 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)
 10/11/2018   18:19:43   (  -0.31,-135.64) (  -0.19,-136.04)   45.70                80
 10/14/2018   06:18:00   (   0.30,-135.56) (   0.27,-135.64)   10.20                80
 10/16/2018   18:18:49   (  -0.30,-135.59) (  -0.36,-135.22)   41.49                80
 10/18/2018   06:37:47   (   0.31,-135.51) (  -0.66,-139.82)  491.27                80
 10/19/2018   06:14:26   (   0.30,-135.49) (   0.46,-134.83)   75.74                80
 10/20/2018   18:33:17   (  -0.31,-135.52) (   0.54,-139.41)  442.63                80
 10/21/2018   18:15:15   (  -0.30,-135.50) (  -0.52,-134.40)  124.73                80
 10/23/2018   06:34:15   (   0.31,-135.43) (  -0.46,-139.02)  408.30                80
 10/24/2018   06:10:53   (   0.31,-135.40) (   0.59,-134.01)  157.88                80