Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 8 15.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/17/2012   12:14:19   (  79.64,-105.96) (  79.64,-106.04)    1.50                54
 08/17/2012   13:03:40   ( -79.87,  63.38) ( -79.86,  63.31)    1.53                23
 08/20/2012   04:30:43   (  79.76,  10.81) (  79.76,  10.80)    0.39                27
 08/20/2012   05:20:05   ( -79.95, 179.92) ( -79.95, 179.91)    0.50                50
 08/22/2012   20:47:06   (  79.87, 127.51) (  79.88, 127.65)    3.03                 0
 08/25/2012   12:14:11   ( -79.72,  74.61) ( -79.72,  74.70)    1.89                50
 08/25/2012   13:03:31   (  79.92,-116.18) (  79.93,-116.08)    2.01                28
 08/28/2012   04:30:35   ( -79.80,-168.91) ( -79.81,-168.77)    2.91                22