Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2012 8 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/27/2012   22:09:30   (  -0.41,-134.29) (   0.28,-131.30)  341.34                80
 08/29/2012   10:31:17   (   0.40,-134.24) (   0.95,-136.56)  265.77                80
 08/30/2012   10:09:52   (   0.40,-134.18) (  -0.10,-132.04)  245.06                80
 08/31/2012   22:31:48   (  -0.39,-134.08) (  -1.11,-137.34)  370.46                80
 09/01/2012   22:15:42   (  -0.40,-134.03) (  -0.12,-132.80)  140.84                80
 09/03/2012   10:37:28   (   0.38,-133.98) (   1.32,-138.06)  465.54                80
 09/04/2012   10:16:03   (   0.39,-133.92) (   0.32,-133.52)   45.02                80
 09/06/2012   22:19:13   (  -0.38,-133.75) (  -0.51,-134.29)   61.90                80
 09/07/2012   22:03:07   (  -0.38,-133.69) (   0.49,-129.76)  448.61                80
 09/09/2012   10:22:14   (   0.37,-133.63) (   0.69,-135.02)  158.75                80
 09/10/2012   10:03:28   (   0.37,-133.56) (  -0.32,-130.49)  350.93                80