Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 5 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/04/2014   10:45:18   (   0.04,-135.27) (   0.72,-138.36)  351.59                80
 05/05/2014   10:23:55   (   0.04,-135.25) (  -0.27,-133.82)  162.53                80
 05/06/2014   22:45:54   (  -0.04,-135.22) (  -0.90,-139.13)  445.75                80
 05/07/2014   22:29:50   (  -0.05,-135.19) (   0.09,-134.59)   68.26                80
 05/10/2014   10:30:17   (   0.05,-135.14) (   0.09,-135.33)   22.06                80
 05/11/2014   10:11:34   (   0.05,-135.11) (  -0.90,-130.79)  491.29                80
 05/12/2014   22:33:33   (  -0.04,-135.06) (  -0.26,-136.10)  118.54                80
 05/13/2014   22:17:30   (  -0.04,-135.03) (   0.73,-131.57)  394.42                80
 05/15/2014   10:36:40   (   0.04,-134.98) (   0.43,-136.84)  211.17                80
 05/16/2014   10:20:37   (   0.04,-134.95) (  -0.56,-132.31)  301.13                80