Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 8 13.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/15/2013   02:55:10   ( -71.18,-172.84) ( -71.52,-174.94)   83.13                73
 08/15/2013   03:41:48   (  79.33,  20.15) (  79.34,  20.28)    2.75                 0
 08/17/2013   19:08:58   ( -79.03, -33.50) ( -79.03, -33.58)    1.71                48
 08/17/2013   19:58:14   (  79.42, 136.62) (  79.43, 136.76)    3.14                29
 08/20/2013   11:25:23   ( -79.19,  83.35) ( -79.19,  83.38)    0.62                19
 08/20/2013   12:14:43   (  79.42,-107.52) (  79.42,-107.56)    0.80                59
 08/23/2013   02:52:31   (  78.92,  29.99) (  78.92,  29.89)    2.27                66
 08/23/2013   03:41:50   ( -79.25,-160.37) ( -79.25,-160.43)    1.30                11
 08/25/2013   19:08:56   (  79.06, 146.64) (  79.05, 146.55)    2.13                36