Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 8 17.  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)
 08/17/2014   22:46:28   (  75.80,  78.95) 08/17/2014   22:46:19  (  75.81,  79.00)    1.46                 9
 08/17/2014   23:35:41   ( -76.52,-111.13) 08/17/2014   23:36:49  ( -76.51,-111.20)    2.02                68
 08/20/2014   14:13:43   ( -75.19,  25.46) 08/20/2014   14:12:48  ( -75.20,  25.55)    2.76                55
 08/20/2014   15:02:47   (  76.23,-163.84) 08/20/2014   15:03:10  (  76.24,-163.76)    2.39                23
 08/23/2014   06:30:06   ( -75.36, 141.83) 08/23/2014   06:29:44  ( -75.36, 141.78)    1.35                22
 08/23/2014   07:19:11   (  76.35, -47.57) 08/23/2014   07:20:07  (  76.34, -47.62)    1.46                56
 08/25/2014   21:57:18   (  74.72,  88.37) 08/25/2014   21:56:12  (  74.71,  88.37)    0.13                66
 08/25/2014   22:46:22   ( -75.92,-100.68) 08/25/2014   22:46:32  ( -75.93,-100.62)    1.83                10
 08/28/2014   14:13:39   (  75.01,-154.98) 08/28/2014   14:13:06  (  75.01,-155.04)    1.76                33
 08/28/2014   15:02:43   ( -76.21,  16.10) 08/28/2014   15:03:26  ( -76.21,  16.11)    0.40                43
 08/31/2014   05:43:58   ( -64.25, 137.35) 08/31/2014   05:42:45  ( -64.40, 136.27)   54.46                73
 08/31/2014   06:29:57   (  75.45, -37.92) 08/31/2014   06:29:57  (  75.44, -37.99)    2.33                 0