Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 5 1.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/03/2013   03:42:38   ( -78.89,-162.48) ( -78.95,-162.75)    8.82                74
 05/03/2013   04:31:41   (  79.77,  11.01) (  79.78,  11.17)    3.17                 3
 05/05/2013   19:58:48   ( -79.55, -42.36) ( -79.54, -42.48)    2.66                45
 05/05/2013   20:48:07   (  79.81, 127.17) (  79.82, 127.32)    3.08                32
 05/08/2013   12:15:11   ( -79.64,  74.18) ( -79.64,  74.19)    0.53                16
 05/08/2013   13:04:31   (  79.86,-116.55) (  79.85,-116.57)    0.37                62
 05/11/2013   03:42:13   (  79.52,  21.55) (  79.51,  21.52)    0.84                63
 05/11/2013   04:31:34   ( -79.74,-169.16) ( -79.74,-169.15)    0.33                14
 05/13/2013   19:58:35   (  79.64, 138.30) (  79.64, 138.39)    1.94                33