Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 7 11.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/13/2012   20:47:24   ( -79.77, -53.24) ( -79.78, -53.24)    0.17                13
 07/13/2012   21:36:44   (  79.99, 116.08) (  80.00, 116.22)    2.92                64
 07/16/2012   12:14:28   (  79.59,-106.35) (  79.58,-106.50)    3.13                61
 07/16/2012   13:03:48   ( -79.85,  63.23) ( -79.85,  63.23)    0.11                16
 07/19/2012   04:30:49   (  79.72,  10.48) (  79.72,  10.47)    0.29                32
 07/19/2012   05:20:10   ( -79.94, 179.84) ( -79.95, 179.96)    2.46                45
 07/21/2012   20:47:12   (  79.79, 126.91) (  79.79, 126.85)    1.30                 2
 07/21/2012   21:35:49   ( -81.27, -49.11) ( -81.02, -48.59)   28.57                74
 07/24/2012   12:14:13   ( -79.71,  74.55) ( -79.71,  74.63)    1.71                50