Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 8 11.  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)
 08/12/2014   14:13:54   (  74.67,-155.88) 08/12/2014   14:12:42  (  74.66,-155.97)    2.83                72
 08/12/2014   15:02:56   ( -75.97,  15.32) 08/12/2014   15:03:00  ( -75.97,  15.32)    0.12                 4
 08/15/2014   06:30:07   (  75.44, -37.96) 08/15/2014   06:29:26  (  75.45, -37.90)    1.91                41
 08/15/2014   07:19:19   ( -76.23, 132.02) 08/15/2014   07:19:55  ( -76.22, 131.97)    1.21                36
 08/17/2014   22:46:26   (  75.89,  79.20) 08/17/2014   22:46:17  (  75.90,  79.29)    2.62                 9
 08/17/2014   23:35:39   ( -76.61,-110.84) 08/17/2014   23:36:47  ( -76.61,-110.85)    0.44                68
 08/20/2014   14:13:46   ( -75.02,  25.00) 08/20/2014   14:12:52  ( -75.02,  25.00)    0.08                54
 08/20/2014   15:02:50   (  76.06,-164.38) 08/20/2014   15:03:14  (  76.05,-164.40)    0.81                24
 08/23/2014   06:30:06   ( -75.33, 141.72) 08/23/2014   06:29:45  ( -75.32, 141.66)    1.83                21