Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2012 12 20.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/20/2012   21:36:27   (  80.02, 116.59) (  80.03, 116.75)    3.22                70
 12/23/2012   12:14:11   (  79.68,-105.48) (  79.68,-105.45)    0.85                58
 12/23/2012   13:03:33   ( -79.87,  63.63) ( -79.87,  63.64)    0.39                19
 12/26/2012   04:30:37   (  79.73,  10.82) (  79.72,  10.69)    2.66                31
 12/26/2012   05:19:57   ( -79.99,-179.48) ( -80.00,-179.32)    3.16                45
 12/28/2012   20:47:01   (  79.82, 127.39) (  79.82, 127.38)    0.38                 5
 12/28/2012   21:36:24   ( -79.98, -63.72) ( -79.98, -63.78)    1.08                72
 12/31/2012   12:14:06   ( -79.71,  74.79) ( -79.71,  74.84)    0.94                57
 12/31/2012   13:03:26   (  79.91,-116.02) (  79.91,-115.96)    1.22                21
 01/03/2013   04:30:32   ( -79.76,-168.91) ( -79.77,-168.83)    1.83                31