Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 2 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)
 02/17/2018   18:12:23   (   0.03,-135.42) (  -0.82,-131.73)  421.35                80
 02/19/2018   06:31:20   (  -0.03,-135.43) (  -0.26,-136.32)  101.25                80
 02/20/2018   06:08:00   (  -0.03,-135.44) (   0.88,-131.33)  468.15                80
 02/21/2018   18:26:49   (   0.03,-135.43) (   0.16,-135.88)   52.70                80
 02/24/2018   06:27:47   (  -0.02,-135.42) (  -0.04,-135.49)    7.98                80
 02/26/2018   18:25:56   (   0.02,-135.39) (  -0.07,-135.06)   37.82                80
 02/28/2018   06:44:54   (  -0.02,-135.38) (  -0.95,-139.66)  487.08                80
 03/01/2018   06:21:33   (  -0.02,-135.37) (   0.13,-134.66)   80.86                80
 03/02/2018   18:40:22   (   0.02,-135.34) (   0.89,-139.22)  442.01                80