Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2011 12 14.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/16/2011   02:51:24   ( -79.59,-145.11) ( -79.59,-145.00)    2.37                26
 12/16/2011   03:40:44   (  79.81,  24.19) (  79.81,  24.26)    1.36                52
 12/18/2011   19:07:52   ( -79.59, -29.18) ( -79.59, -29.29)    2.20                 3
 12/18/2011   19:56:22   (  81.25, 156.69) (  81.01, 157.27)   28.65                73
 12/21/2011   10:34:56   (  79.44, -82.02) (  79.44, -82.07)    1.20                57
 12/21/2011   11:24:17   ( -79.67,  87.27) ( -79.67,  87.19)    1.58                20
 12/24/2011   02:51:19   (  79.51,  34.39) (  79.51,  34.30)    1.94                33
 12/24/2011   03:40:40   ( -79.74,-156.30) ( -79.74,-156.40)    2.16                44
 12/26/2011   19:07:39   (  79.69, 151.60) (  79.70, 151.72)    2.50                 9