Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 4 22.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/22/2013   12:15:19   ( -79.62,  74.04) ( -79.61,  73.91)    2.88                30
 04/22/2013   13:04:38   (  79.88,-116.40) (  79.89,-116.25)    3.21                47
 04/25/2013   04:31:41   ( -79.76,-169.07) ( -79.76,-168.97)    2.11                 1
 04/27/2013   19:58:43   (  79.59, 137.94) (  79.59, 137.96)    0.71                46
 04/27/2013   20:48:04   ( -79.81, -52.77) ( -79.82, -52.70)    1.40                31
 04/30/2013   12:15:02   (  79.71,-105.28) (  79.71,-105.26)    0.43                12
 04/30/2013   13:04:24   ( -79.89,  63.77) ( -79.90,  63.83)    1.41                65
 05/03/2013   03:42:00   ( -79.57,-158.00) ( -79.57,-157.97)    0.82                54
 05/03/2013   04:31:20   (  79.78,  11.19) (  79.78,  11.23)    0.74                24
 05/05/2013   19:58:13   ( -79.71, -41.04) ( -79.72, -40.95)    1.87                16