Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2011 11 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/24/2011   09:21:47   (   0.02,-119.61) (  -0.04,-119.46)   17.69                80
 11/25/2011   21:46:26   (   0.00,-121.07) (  -0.85,-124.83)  428.70                80
 11/26/2011   21:25:04   (  -0.02,-121.87) (   0.35,-120.34)  174.68                80
 11/28/2011   09:49:33   (  -0.00,-122.85) (   0.65,-125.65)  319.55                80
 11/29/2011   09:28:10   (   0.01,-123.64) (  -0.55,-121.16)  282.75                80
 11/30/2011   21:52:50   (   0.01,-125.09) (  -0.32,-126.53)  163.98                80
 12/01/2011   21:31:26   (  -0.01,-125.89) (   0.83,-122.03)  439.45                80
 12/03/2011   09:55:57   (  -0.01,-126.88) (   0.10,-127.35)   54.17                80
 12/05/2011   21:56:32   (   0.01,-129.11) (   0.20,-128.22)  100.40                80
 12/07/2011   10:21:03   (  -0.03,-130.10) (   0.72,-133.55)  392.07                80