Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2015 11 8.  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)
 11/09/2015   01:13:14   ( -78.85,-125.60) 11/09/2015   01:12:15  ( -78.84,-125.67)    1.66                59
 11/09/2015   02:02:30   (  79.24,  44.41) 11/09/2015   02:02:48  (  79.24,  44.41)    0.20                18
 11/11/2015   17:29:36   ( -78.97,  -9.00) 11/11/2015   17:29:06  ( -78.96,  -9.09)    2.17                30
 11/11/2015   18:18:52   (  79.35, 161.05) 11/11/2015   18:19:39  (  79.35, 161.02)    0.61                47
 11/14/2015   09:45:53   ( -79.23, 108.48) 11/14/2015   09:45:51  ( -79.23, 108.58)    2.16                 2
 11/14/2015   10:33:55   (  81.60, -56.24) 11/14/2015   10:35:08  (  81.25, -55.54)   40.32                73
 11/17/2015   01:12:56   (  78.97,  55.20) 11/17/2015   01:12:05  (  78.98,  55.26)    1.43                51
 11/17/2015   02:02:16   ( -79.27,-135.37) 11/17/2015   02:02:43  ( -79.26,-135.42)    1.22                27
 11/19/2015   17:29:15   (  79.15, 172.18) 11/19/2015   17:28:52  (  79.16, 172.31)    2.88                23