Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 4 27.  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)
 04/27/2018   06:40:40   (   0.11,-135.46) (  -0.84,-139.69)  482.08                80
 04/28/2018   06:22:39   (   0.10,-135.47) (   0.30,-134.70)   88.25                80
 04/29/2018   18:38:49   (  -0.11,-135.49) (   0.72,-139.27)  430.17                80
 04/30/2018   18:20:47   (  -0.11,-135.49) (  -0.36,-134.26)  139.71                80
 05/02/2018   06:37:06   (   0.12,-135.50) (  -0.64,-138.87)  384.23                80
 05/03/2018   06:19:05   (   0.12,-135.50) (   0.50,-133.88)  185.31                80
 05/04/2018   18:35:14   (  -0.13,-135.51) (   0.52,-138.44)  334.21                80
 05/05/2018   18:17:13   (  -0.13,-135.51) (  -0.56,-133.44)  234.87                80
 05/07/2018   06:33:31   (   0.13,-135.50) (  -0.43,-138.05)  290.15                80
 05/08/2018   06:15:30   (   0.13,-135.50) (   0.65,-133.04)  278.73                80
 05/09/2018   18:34:20   (  -0.14,-135.50) (   0.32,-137.62)  241.63                80
 05/10/2018   18:13:39   (  -0.14,-135.49) (  -0.77,-132.62)  326.87                80