Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2011 12 20.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/21/2011   10:35:09   (  79.39, -82.38) (  79.39, -82.46)    1.68                68
 12/21/2011   11:24:29   ( -79.66,  87.13) ( -79.65,  87.05)    1.90                 9
 12/24/2011   02:51:39   (  79.47,  34.03) (  79.47,  34.01)    0.44                51
 12/24/2011   03:40:59   ( -79.73,-156.42) ( -79.73,-156.44)    0.46                26
 12/26/2011   19:08:10   (  79.55, 150.45) (  79.55, 150.41)    0.83                34
 12/26/2011   19:57:31   ( -79.78, -40.24) ( -79.77, -40.28)    0.75                43
 12/29/2011   11:24:43   (  79.56, -93.65) (  79.55, -93.79)    3.07                17
 12/29/2011   12:14:04   ( -79.78,  75.68) ( -79.78,  75.54)    2.81                60
 01/01/2012   03:41:13   (  79.67,  23.08) (  79.67,  23.05)    0.67                 1