Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 2 15.  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)
 02/17/2014   17:30:50   (  78.22, 167.03) 02/17/2014   17:30:11  (  78.21, 166.93)    2.38                39
 02/17/2014   18:20:05   ( -78.74, -22.66) 02/17/2014   18:20:43  ( -78.74, -22.64)    0.58                38
 02/20/2014   09:47:13   (  78.47, -75.83) 02/20/2014   09:47:02  (  78.47, -75.80)    0.74                11
 02/20/2014   10:36:33   ( -78.77,  93.43) 02/20/2014   10:37:40  ( -78.77,  93.33)    2.45                67
 02/23/2014   01:14:22   ( -78.18,-129.04) 02/23/2014   01:13:23  ( -78.18,-129.00)    1.08                59
 02/23/2014   02:03:36   (  78.68,  41.15) 02/23/2014   02:03:54  (  78.69,  41.28)    2.89                18
 02/25/2014   17:30:43   ( -78.39, -12.10) 02/25/2014   17:30:14  ( -78.40, -12.01)    2.08                29
 02/25/2014   18:20:02   (  78.67, 157.02) 02/25/2014   18:20:51  (  78.66, 156.92)    2.29                49
 02/28/2014   08:58:51   (  75.13, -75.76) 02/28/2014   08:57:37  (  75.29, -76.48)   26.94                74