Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 9 11.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/13/2012   04:30:31   ( -79.78,-169.00) ( -79.78,-168.93)    1.31                24
 09/13/2012   05:19:52   (  79.96,   0.04) (  79.95,   0.00)    1.05                54
 09/15/2012   20:47:01   ( -79.83, -52.74) ( -79.83, -52.70)    0.71                 3
 09/15/2012   21:35:43   (  81.15, 129.10) (  80.93, 129.48)   25.26                74
 09/18/2012   12:14:10   (  79.70,-105.52) (  79.70,-105.41)    2.17                60
 09/18/2012   13:03:34   ( -79.82,  63.02) ( -79.81,  62.88)    2.66                18
 09/21/2012   04:30:41   (  79.76,  10.83) (  79.77,  10.94)    2.18                40
 09/21/2012   05:20:05   ( -79.88, 179.38) ( -79.88, 179.26)    2.32                38
 09/23/2012   20:47:14   (  79.76, 126.68) (  79.76, 126.65)    0.58                20