Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 8 31.  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   21:57:27   ( -74.49, -92.19) 09/02/2014   21:56:33  ( -74.48, -92.27)    2.66                54
 09/02/2014   22:46:24   (  75.92,  79.31) 09/02/2014   22:46:47  (  75.92,  79.34)    0.79                23
 09/05/2014   14:13:55   ( -75.01,  24.95) 09/05/2014   14:13:21  ( -75.01,  24.96)    0.38                34
 09/05/2014   15:03:02   (  75.93,-164.81) 09/05/2014   15:03:46  (  75.92,-164.89)    2.52                44
 09/08/2014   06:30:38   ( -75.07, 140.91) 09/08/2014   06:30:20  ( -75.06, 140.86)    1.67                18
 09/08/2014   07:19:40   (  76.23, -48.06) 09/08/2014   07:20:39  (  76.24, -48.03)    0.92                59
 09/10/2014   22:47:27   ( -75.07,-103.29) 09/10/2014   22:47:20  ( -75.06,-103.38)    2.93                 7
 09/10/2014   23:36:29   (  76.24,  67.75) 09/10/2014   23:37:39  (  76.23,  67.72)    1.05                70
 09/13/2014   14:18:18   (  63.82,-171.57) 09/13/2014   14:17:05  (  63.97,-172.60)   53.03                73
 09/13/2014   15:04:12   ( -75.47,  13.57) 09/13/2014   15:04:10  ( -75.48,  13.65)    2.49                 2