Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 6 23.  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)
 06/25/2014   15:02:57   ( -76.23,  16.15) 06/25/2014   15:02:07  ( -76.24,  16.25)    2.59                50
 06/25/2014   15:52:08   (  76.94,-173.77) 06/25/2014   15:52:35  (  76.95,-173.70)    1.70                27
 06/28/2014   07:19:25   ( -76.41, 132.59) 06/28/2014   07:19:00  ( -76.41, 132.67)    2.17                25
 06/28/2014   08:08:36   (  77.11, -57.28) 06/28/2014   08:09:28  (  77.12, -57.22)    1.56                52
 06/30/2014   22:50:01   (  65.09,  61.57) 06/30/2014   22:48:48  (  65.31,  60.25)   66.16                73
 06/30/2014   23:35:54   ( -76.62,-110.82) 06/30/2014   23:35:53  ( -76.63,-110.74)    2.26                 1
 07/01/2014   00:23:19   (  81.19,  87.92) 07/01/2014   00:24:32  (  80.82,  88.96)   44.94                73
 07/03/2014   15:03:16   (  75.89,-164.96) 07/03/2014   15:02:21  (  75.89,-164.93)    1.06                55
 07/03/2014   15:52:25   ( -76.79,   5.60) 07/03/2014   15:52:47  ( -76.80,   5.70)    2.82                22
 07/06/2014   07:19:46   (  76.15, -48.33) 07/06/2014   07:19:13  (  76.15, -48.25)    2.32                33