Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 9 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)
 09/02/2014   21:57:19   ( -74.83, -91.34) 09/02/2014   21:56:25  ( -74.84, -91.28)    1.91                54
 09/02/2014   22:46:24   (  75.85,  79.12) 09/02/2014   22:46:48  (  75.85,  79.11)    0.31                24
 09/05/2014   14:13:55   ( -74.94,  24.78) 09/05/2014   14:13:23  ( -74.94,  24.75)    0.92                32
 09/05/2014   15:02:55   (  76.20,-163.95) 09/05/2014   15:03:40  (  76.21,-163.87)    2.46                45
 09/08/2014   06:30:33   ( -75.13, 141.08) 09/08/2014   06:30:18  ( -75.12, 141.05)    0.78                15
 09/08/2014   07:19:34   (  76.33, -47.71) 09/08/2014   07:20:36  (  76.34, -47.64)    2.11                62
 09/10/2014   22:02:12   (  60.73,  70.32) 09/10/2014   22:00:59  (  60.93,  69.12)   68.75                73
 09/10/2014   22:47:13   ( -75.48,-102.14) 09/10/2014   22:47:10  ( -75.49,-102.07)    2.36                 3
 09/10/2014   23:35:36   (  78.40,  76.46) 09/10/2014   23:36:50  (  78.28,  76.87)   16.46                74
 09/13/2014   14:15:02   (  74.19,-157.30) 09/13/2014   14:13:51  (  74.19,-157.28)    0.86                71
 09/13/2014   15:04:03   ( -75.56,  13.87) 09/13/2014   15:04:08  ( -75.57,  13.95)    2.56                 5