Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2015 11 21.  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)
 11/22/2015   18:40:21   (  -0.22,-135.48) (   0.27,-137.65)  246.79                80
 11/23/2015   18:17:03   (  -0.23,-135.49) (  -0.84,-132.65)  322.49                80
 11/25/2015   06:38:45   (   0.21,-135.45) (  -0.16,-137.26)  205.23                80
 11/26/2015   06:15:26   (   0.22,-135.45) (   0.95,-132.26)  363.33                80
 11/27/2015   18:36:59   (  -0.20,-135.48) (   0.10,-136.82)  152.18                80
 11/28/2015   18:16:20   (  -0.21,-135.48) (  -1.01,-131.82)  416.51                80
 11/30/2015   06:35:22   (   0.19,-135.44) (  -0.03,-136.41)  111.52                80
 12/01/2015   06:12:03   (   0.20,-135.43) (   1.08,-131.42)  456.58                80
 12/02/2015   18:30:56   (  -0.18,-135.46) (  -0.09,-135.99)   59.95                80
 12/05/2015   06:31:58   (   0.17,-135.41) (   0.12,-135.58)   19.89                80