Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2016 11 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/04/2016   22:24:43   (  -0.11,-134.89) (  -0.01,-134.49)   46.21                80
 11/07/2016   10:25:07   (   0.10,-135.03) (   0.12,-135.24)   24.30                80
 11/08/2016   10:09:02   (   0.11,-135.06) (  -0.84,-130.70)  495.50                80
 11/09/2016   22:28:19   (  -0.08,-135.05) (  -0.31,-136.02)  111.24                80
 11/10/2016   22:12:15   (  -0.09,-135.07) (   0.71,-131.49)  408.24                80
 11/12/2016   10:31:23   (   0.07,-135.16) (   0.42,-136.77)  183.24                80
 11/13/2016   10:15:19   (   0.08,-135.19) (  -0.60,-132.25)  335.72                80
 11/14/2016   22:34:35   (  -0.06,-135.16) (  -0.60,-137.55)  272.43                80
 11/15/2016   22:18:30   (  -0.07,-135.18) (   0.43,-133.02)  246.14                80
 11/17/2016   10:37:39   (   0.05,-135.26) (   0.71,-138.31)  346.62                80
 11/18/2016   10:21:33   (   0.06,-135.27) (  -0.26,-133.77)  171.52                80