Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 4 12.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/14/2013   12:15:09   (  79.75,-104.85) (  79.75,-104.88)    0.71                30
 04/14/2013   13:04:31   ( -79.94,  64.24) ( -79.94,  64.23)    0.34                47
 04/17/2013   04:31:39   (  79.83,  11.62) (  79.84,  11.74)    2.55                 6
 04/17/2013   05:21:01   ( -80.01,-179.27) ( -80.02,-179.12)    2.97                71
 04/19/2013   19:58:49   ( -79.66, -41.42) ( -79.66, -41.49)    1.54                58
 04/19/2013   20:48:10   (  79.84, 127.57) (  79.83, 127.45)    2.59                20
 04/22/2013   12:15:17   ( -79.72,  74.85) ( -79.71,  74.75)    2.10                32
 04/22/2013   13:04:38   (  79.89,-116.15) (  79.88,-116.30)    3.15                46
 04/25/2013   04:31:43   ( -79.84,-168.28) ( -79.85,-168.18)    1.93                 6