Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2014 1 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/15/2014   22:26:52   (   0.12,-135.04) (   0.21,-134.52)   58.98                80
 01/18/2014   10:27:18   (  -0.12,-135.12) (  -0.08,-135.26)   16.95                80
 01/20/2014   22:30:33   (   0.12,-135.19) (  -0.07,-136.04)   96.67                80
 01/21/2014   22:14:29   (   0.12,-135.22) (   0.96,-131.51)  422.73                80
 01/23/2014   10:36:17   (  -0.12,-135.25) (   0.25,-136.77)  173.94                80
 01/24/2014   10:14:54   (  -0.12,-135.27) (  -0.78,-132.24)  344.87                80
 01/25/2014   22:36:52   (   0.12,-135.30) (  -0.38,-137.55)  256.16                80
 01/26/2014   22:20:49   (   0.11,-135.31) (   0.65,-133.02)  262.26                80
 01/28/2014   10:42:37   (  -0.11,-135.33) (   0.55,-138.28)  335.62                80