Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 3 13.  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)
 03/13/2014   17:30:49   ( -78.30, -12.49) 03/13/2014   17:30:27  ( -78.31, -12.46)    0.77                22
 03/13/2014   18:20:07   (  78.64, 156.86) 03/13/2014   18:21:03  (  78.63, 156.76)    2.52                56
 03/16/2014   08:57:55   (  77.97, -65.83) 03/16/2014   08:56:53  (  77.97, -65.87)    0.84                62
 03/16/2014   09:47:09   ( -78.54, 104.61) 03/16/2014   09:47:24  ( -78.55, 104.70)    1.94                15
 03/19/2014   01:14:12   (  78.28,  51.56) 03/19/2014   01:13:48  (  78.29,  51.62)    1.32                24
 03/19/2014   02:03:32   ( -78.59,-139.20) 03/19/2014   02:04:26  ( -78.59,-139.30)    2.29                54
 03/21/2014   16:41:16   ( -77.99,  -1.54) 03/21/2014   16:40:14  ( -77.99,  -1.53)    0.40                62
 03/21/2014   17:30:32   (  78.40, 168.09) 03/21/2014   17:30:48  (  78.40, 168.01)    1.90                16
 03/24/2014   08:57:33   ( -78.15, 115.12) 03/24/2014   08:57:12  ( -78.14, 115.02)    2.39                21
 03/24/2014   09:46:46   (  78.68, -74.54) 03/24/2014   09:47:42  (  78.69, -74.45)    2.11                56
 03/27/2014   00:24:30   (  77.97,  62.54) 03/27/2014   00:23:33  (  77.97,  62.54)    0.10                57