Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 1 12.  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)
 01/13/2018   18:34:35   (  -0.02,-134.71) (   0.58,-137.53)  320.41                80
 01/14/2018   18:16:34   (  -0.03,-134.67) (  -0.49,-132.52)  243.98                80
 01/16/2018   06:35:32   (   0.02,-134.65) (  -0.53,-137.12)  281.91                80
 01/17/2018   06:12:12   (   0.02,-134.60) (   0.59,-132.13)  282.03                80
 01/18/2018   18:31:01   (  -0.01,-134.47) (   0.47,-136.68)  251.20                80
 01/19/2018   18:13:01   (  -0.01,-134.42) (  -0.65,-131.69)  312.63                80
 01/21/2018   06:31:58   (   0.00,-134.40) (  -0.42,-136.27)  213.99                80
 01/22/2018   06:08:37   (   0.01,-134.34) (   0.71,-131.28)  349.39                80
 01/23/2018   18:27:27   (   0.00,-134.21) (   0.36,-135.83)  185.06                80
 01/24/2018   18:09:26   (  -0.00,-134.15) (  -0.76,-130.84)  377.92                80
 01/26/2018   06:28:24   (   0.00,-134.11) (  -0.30,-135.43)  150.09                80