Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 3 9.  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)
 03/11/2014   01:14:28   ( -78.09,-129.42) 03/11/2014   01:13:35  ( -78.08,-129.48)    1.68                53
 03/11/2014   02:03:43   (  78.56,  40.55) 03/11/2014   02:04:07  (  78.55,  40.53)    0.37                24
 03/13/2014   17:30:49   ( -78.28, -12.59) 03/13/2014   17:30:25  ( -78.29, -12.58)    0.24                24
 03/13/2014   18:20:04   (  78.74, 157.43) 03/13/2014   18:20:57  (  78.75, 157.52)    2.01                53
 03/16/2014   08:57:52   (  78.05, -65.45) 03/16/2014   08:56:41  (  78.05, -65.38)    1.59                71
 03/16/2014   09:47:11   ( -78.41, 103.94) 03/16/2014   09:47:18  ( -78.40, 103.87)    1.77                 7
 03/19/2014   01:14:11   (  78.24,  51.36) 03/19/2014   01:13:32  (  78.24,  51.45)    2.05                39
 03/19/2014   02:03:31   ( -78.55,-139.41) 03/19/2014   02:04:10  ( -78.55,-139.47)    1.37                39
 03/21/2014   17:30:31   (  78.32, 167.66) 03/21/2014   17:30:26  (  78.31, 167.60)    1.33                 5