Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 9 23.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/24/2013   02:52:24   (  79.04,  30.68) (  79.05,  30.79)    2.43                30
 09/24/2013   03:41:43   ( -79.36,-159.64) ( -79.37,-159.50)    3.06                47
 09/26/2013   19:08:50   (  79.07, 146.79) (  79.06, 146.68)    2.56                 0
 09/26/2013   19:56:15   ( -81.84,  -2.55) ( -81.25,  -2.46)   66.11                73
 09/29/2013   10:35:55   ( -78.95,  94.29) ( -78.96,  94.39)    2.50                49
 09/29/2013   11:25:13   (  79.25, -96.21) (  79.25, -96.15)    1.30                29
 10/02/2013   02:52:19   ( -79.07,-149.07) ( -79.08,-148.97)    2.32                19
 10/02/2013   03:41:38   (  79.33,  20.19) (  79.33,  20.25)    1.14                59
 10/04/2013   18:19:26   (  78.75, 157.32) (  78.74, 157.21)    2.62                65