Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 12 8.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/10/2012   04:30:45   (  79.70,  10.50) (  79.69,  10.37)    2.74                34
 12/10/2012   05:20:06   ( -79.92, 179.85) ( -79.91, 179.78)    1.58                43
 12/12/2012   20:47:10   (  79.84, 127.48) (  79.85, 127.59)    2.24                 9
 12/12/2012   21:36:32   ( -80.02, -63.41) ( -80.03, -63.25)    3.18                68
 12/15/2012   12:14:18   ( -79.62,  74.03) ( -79.61,  73.91)    2.46                60
 12/15/2012   13:03:36   (  79.90,-116.18) (  79.91,-116.04)    2.84                17
 12/18/2012   04:30:43   ( -79.74,-169.16) ( -79.74,-169.16)    0.18                34
 12/18/2012   05:20:04   (  79.91,  -0.19) (  79.91,  -0.23)    0.97                44
 12/20/2012   20:47:10   ( -79.79, -52.96) ( -79.78, -53.06)    2.10                 7