Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2012 10 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/30/2012   22:09:28   (  -0.13,-135.07) (   0.72,-131.39)  419.77                80
 11/01/2012   10:28:36   (   0.09,-135.06) (   0.46,-136.66)  182.39                80
 11/02/2012   10:12:32   (   0.11,-135.03) (  -0.54,-132.13)  330.47                80
 11/03/2012   22:31:48   (  -0.08,-134.93) (  -0.66,-137.43)  285.83                80
 11/04/2012   22:15:43   (  -0.09,-134.89) (   0.35,-132.90)  226.93                80
 11/06/2012   10:34:53   (   0.06,-134.88) (   0.77,-138.18)  375.82                80
 11/07/2012   10:18:47   (   0.07,-134.84) (  -0.18,-133.64)  136.45                80
 11/08/2012   22:38:03   (  -0.04,-134.73) (  -1.00,-138.94)  481.05                80
 11/09/2012   22:21:59   (  -0.05,-134.68) (   0.02,-134.42)   31.12                80
 11/12/2012   10:22:22   (   0.04,-134.62) (   0.18,-135.15)   60.74                80
 11/13/2012   10:06:17   (   0.06,-134.57) (  -0.85,-130.62)  450.57                80