Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2015 11 23.  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)
 11/25/2015   01:13:20   ( -78.86,-125.54) 11/25/2015   01:12:10  ( -78.86,-125.57)    0.61                70
 11/25/2015   02:02:36   (  79.25,  44.49) 11/25/2015   02:02:43  (  79.25,  44.51)    0.43                 7
 11/27/2015   17:29:46   ( -78.99,  -8.93) 11/27/2015   17:29:01  ( -78.98,  -9.00)    1.80                45
 11/27/2015   18:19:03   (  79.33, 160.88) 11/27/2015   18:19:35  (  79.33, 160.86)    0.53                32
 11/30/2015   09:46:11   ( -79.13, 107.82) 11/30/2015   09:45:51  ( -79.13, 107.81)    0.22                20
 11/30/2015   10:35:28   (  79.47, -82.33) 11/30/2015   10:36:25  (  79.47, -82.27)    1.40                57
 12/03/2015   01:13:16   (  78.95,  55.01) 12/03/2015   01:12:04  (  78.96,  55.06)    1.13                72
 12/03/2015   02:02:37   ( -79.21,-135.80) 12/03/2015   02:02:43  ( -79.20,-135.89)    2.00                 6
 12/05/2015   17:29:39   (  79.09, 171.73) 12/05/2015   17:28:53  (  79.10, 171.82)    2.21                46