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   (  75.81,  78.99) 08/17/2014   22:46:19  (  75.82,  79.04)    1.41                 9
 08/17/2014   23:35:41   ( -76.53,-111.08) 08/17/2014   23:36:49  ( -76.53,-111.15)    1.84                68
 08/20/2014   14:13:49   ( -74.85,  24.57) 08/20/2014   14:12:55  ( -74.84,  24.50)    2.54                54
 08/20/2014   15:02:46   (  76.24,-163.80) 08/20/2014   15:03:09  (  76.25,-163.70)    2.79                23
 08/23/2014   06:30:05   ( -75.43, 142.00) 08/23/2014   06:29:43  ( -75.43, 142.00)    0.11                22
 08/23/2014   07:19:10   (  76.41, -47.37) 08/23/2014   07:20:06  (  76.41, -47.38)    0.36                56
 08/25/2014   21:57:15   (  74.88,  88.79) 08/25/2014   21:56:09  (  74.89,  88.85)    2.01                66
 08/25/2014   22:46:26   ( -75.74,-101.23) 08/25/2014   22:46:37  ( -75.73,-101.29)    1.97                11
 08/28/2014   14:13:34   (  75.28,-154.27) 08/28/2014   14:13:01  (  75.29,-154.22)    1.37                33