Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 7 13.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/14/2013   03:42:05   (  79.15,  18.99) (  79.15,  18.91)    1.66                52
 07/14/2013   04:31:24   ( -79.47,-171.29) ( -79.47,-171.25)    0.80                25
 07/16/2013   19:58:29   (  79.25, 135.49) (  79.25, 135.44)    1.04                26
 07/16/2013   20:47:49   ( -79.53, -55.00) ( -79.54, -54.94)    1.34                51
 07/19/2013   11:28:01   ( -72.00,  60.27) ( -72.32,  58.22)   78.38                73
 07/19/2013   12:14:52   (  79.41,-107.62) (  79.41,-107.49)    2.65                 0
 07/22/2013   03:41:59   ( -79.17,-160.92) ( -79.16,-160.95)    0.63                50
 07/22/2013   04:31:17   (  79.46,   8.64) (  79.47,   8.77)    2.97                27
 07/24/2013   19:58:22   ( -79.28, -44.30) ( -79.29, -44.19)    2.54                23
 07/24/2013   20:47:42   (  79.50, 124.76) (  79.50, 124.76)    0.19                55
 07/27/2013   11:25:24   (  79.08, -97.30) (  79.08, -97.28)    0.44                72