Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 6 26.  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)
 06/28/2014   07:19:22   ( -76.41, 132.60) 06/28/2014   07:19:00  ( -76.41, 132.66)    1.85                22
 06/28/2014   08:08:31   (  77.20, -56.94) 06/28/2014   08:09:26  (  77.20, -56.85)    2.45                55
 06/30/2014   22:46:38   (  75.76,  78.82) 06/30/2014   22:45:26  (  75.77,  78.87)    1.58                72
 06/30/2014   23:35:46   ( -76.71,-110.51) 06/30/2014   23:35:51  ( -76.72,-110.40)    2.95                 5
 07/03/2014   15:03:07   (  75.81,-165.17) 07/03/2014   15:02:23  (  75.80,-165.24)    2.28                44
 07/03/2014   15:52:16   ( -76.71,   5.37) 07/03/2014   15:52:49  ( -76.71,   5.34)    1.03                33
 07/06/2014   07:19:27   (  76.24, -47.97) 07/06/2014   07:19:10  (  76.24, -47.94)    0.97                17
 07/06/2014   08:08:37   ( -77.08, 122.58) 07/06/2014   08:09:37  ( -77.08, 122.66)    2.21                60
 07/08/2014   22:46:48   ( -75.41,-102.21) 07/08/2014   22:45:42  ( -75.40,-102.26)    1.81                66