Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 4 22.  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)
 04/23/2015   18:46:33   (  -0.03,-135.30) (   0.87,-139.29)  455.09                80
 04/24/2015   18:28:32   (  -0.03,-135.32) (  -0.24,-134.30)  116.68                80
 04/26/2015   06:47:31   (   0.04,-135.36) (  -0.73,-138.90)  402.47                80
 04/27/2015   06:24:11   (   0.03,-135.38) (   0.39,-133.90)  168.86                80
 04/28/2015   18:43:01   (  -0.04,-135.39) (   0.62,-138.46)  349.18                80
 04/29/2015   18:25:00   (  -0.04,-135.41) (  -0.45,-133.46)  222.28                80
 05/01/2015   06:43:58   (   0.04,-135.45) (  -0.56,-138.05)  297.15                80
 05/02/2015   06:20:38   (   0.04,-135.46) (   0.56,-133.05)  273.65                80
 05/03/2015   18:39:28   (  -0.04,-135.46) (   0.43,-137.62)  245.73                80
 05/04/2015   18:21:27   (  -0.04,-135.47) (  -0.70,-132.62)  324.91                80
 05/06/2015   06:40:25   (   0.05,-135.49) (  -0.35,-137.20)  195.60                80