Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 6 13.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/14/2013   19:58:39   (  79.33, 135.99) (  79.32, 135.88)    2.48                27
 06/14/2013   20:47:59   ( -79.60, -54.51) ( -79.60, -54.51)    0.08                50
 06/17/2013   12:15:04   (  79.42,-107.52) (  79.42,-107.62)    2.11                 0
 06/17/2013   13:02:05   ( -81.60, 114.71) ( -80.84, 113.47)   86.69                73
 06/20/2013   03:42:08   ( -79.32,-159.95) ( -79.33,-159.81)    3.07                51
 06/20/2013   04:31:27   (  79.54,   9.16) (  79.54,   9.17)    0.19                27
 06/22/2013   19:58:32   ( -79.39, -43.60) ( -79.39, -43.57)    0.64                23
 06/22/2013   20:47:53   (  79.57, 125.24) (  79.56, 125.13)    2.39                55
 06/25/2013   11:25:38   (  79.12, -97.10) (  79.11, -97.22)    2.61                72