Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 7 17.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/19/2013   11:28:00   ( -72.05,  60.35) ( -72.37,  58.32)   77.80                73
 07/19/2013   12:14:52   (  79.41,-107.63) (  79.41,-107.49)    2.95                 0
 07/22/2013   03:41:59   ( -79.16,-160.97) ( -79.16,-160.97)    0.06                50
 07/22/2013   04:31:19   (  79.38,   8.10) (  79.37,   7.97)    2.68                28
 07/24/2013   19:58:24   ( -79.20, -44.86) ( -79.19, -44.97)    2.48                22
 07/24/2013   20:47:41   (  79.53, 124.98) (  79.53, 125.06)    1.51                55
 07/27/2013   11:25:23   (  79.11, -97.12) (  79.12, -96.98)    3.11                72
 07/27/2013   12:14:45   ( -79.33,  71.86) ( -79.32,  71.80)    1.58                 6
 07/30/2013   03:41:46   (  79.18,  19.20) (  79.18,  19.25)    1.04                43