Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 2 19.  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)
 02/20/2018   06:08:00   (  -0.03,-135.43) (   0.90,-131.33)  468.15                80
 02/21/2018   18:26:50   (   0.03,-135.43) (   0.13,-135.89)   52.47                80
 02/24/2018   06:27:47   (  -0.03,-135.42) (  -0.01,-135.50)    8.32                80
 02/26/2018   18:25:55   (   0.02,-135.39) (  -0.04,-135.05)   38.41                80
 02/28/2018   06:44:54   (  -0.02,-135.39) (  -0.98,-139.65)  486.37                80
 03/01/2018   06:21:33   (  -0.03,-135.37) (   0.15,-134.66)   81.66                80
 03/02/2018   18:40:22   (   0.03,-135.35) (   0.87,-139.22)  441.11                80
 03/03/2018   18:22:21   (   0.03,-135.33) (  -0.21,-134.22)  126.89                80
 03/05/2018   06:38:39   (  -0.03,-135.32) (  -0.81,-138.82)  398.23                80