Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 6 4.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/04/2013   03:42:14   ( -79.32,-159.95) ( -79.33,-159.86)    2.20                56
 06/04/2013   04:31:34   (  79.55,   9.23) (  79.55,   9.22)    0.35                22
 06/06/2013   19:58:40   ( -79.43, -43.37) ( -79.44, -43.25)    2.49                30
 06/06/2013   20:48:01   (  79.62, 125.56) (  79.62, 125.56)    0.08                48
 06/09/2013   12:15:08   ( -79.44,  72.55) ( -79.44,  72.55)    0.29                 3
 06/09/2013   13:03:50   (  80.89,-106.60) (  80.68,-106.18)   23.57                74
 06/12/2013   03:42:13   (  79.25,  19.57) (  79.25,  19.54)    0.63                53
 06/12/2013   04:31:33   ( -79.53,-170.91) ( -79.54,-170.84)    1.46                24
 06/14/2013   19:58:37   (  79.32, 135.92) (  79.32, 135.82)    2.08                25
 06/14/2013   20:47:57   ( -79.60, -54.52) ( -79.60, -54.51)    0.15                52
 06/17/2013   11:26:02   ( -78.33,  78.52) ( -78.40,  78.17)   11.42                74