Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 10 1.  Predictions up to the next  14.0 days:

     Date     Time(AURA) AURA Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/02/2014   05:40:49   ( -74.80, 152.72) 10/02/2014   05:39:57  ( -74.80, 152.68)    1.18                52
 10/02/2014   06:29:51   (  75.98, -36.34) 10/02/2014   06:30:16  (  75.98, -36.37)    0.82                25
 10/04/2014   21:57:06   ( -75.42, -89.77) 10/04/2014   21:56:43  ( -75.42, -89.75)    0.54                23
 10/04/2014   22:46:10   (  76.48,  81.12) 10/04/2014   22:47:04  (  76.48,  81.17)    1.28                54
 10/07/2014   13:24:21   (  74.74,-143.33) 10/07/2014   13:23:11  (  74.75,-143.25)    2.36                70
 10/07/2014   14:13:24   ( -75.96,  27.70) 10/07/2014   14:13:31  ( -75.97,  27.79)    2.58                 7
 10/10/2014   05:40:45   (  74.93, -26.95) 10/10/2014   05:40:07  (  74.93, -27.00)    1.54                38
 10/10/2014   06:29:49   ( -76.10, 144.01) 10/10/2014   06:30:28  ( -76.10, 143.98)    0.97                39
 10/12/2014   21:56:58   (  75.61,  90.80) 10/12/2014   21:56:52  (  75.61,  90.83)    0.72                 6