Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 8 14.  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   02:55:12   ( -71.05,-173.05) ( -71.39,-175.16)   84.33                73
 08/15/2013   03:41:48   (  79.32,  20.06) (  79.32,  20.18)    2.57                 0
 08/17/2013   19:08:59   ( -79.01, -33.59) ( -79.01, -33.72)    2.81                48
 08/17/2013   19:58:16   (  79.37, 136.26) (  79.38, 136.36)    2.11                29
 08/20/2013   11:25:25   ( -79.13,  83.00) ( -79.13,  82.93)    1.74                19
 08/20/2013   12:14:44   (  79.40,-107.62) (  79.39,-107.75)    3.11                59
 08/23/2013   02:52:29   (  78.99,  30.38) (  78.99,  30.39)    0.29                67
 08/23/2013   03:41:49   ( -79.28,-160.22) ( -79.28,-160.17)    1.10                10
 08/25/2013   19:08:56   (  79.04, 146.55) (  79.04, 146.47)    1.67                37