Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 5 31.  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)
 06/01/2014   15:52:20   ( -77.01,   6.43) 06/01/2014   15:52:07  ( -77.01,   6.49)    1.69                13
 06/01/2014   16:41:35   (  77.50, 176.00) 06/01/2014   16:42:40  (  77.49, 175.94)    1.56                65
 06/04/2014   07:19:35   (  76.30, -47.75) 06/04/2014   07:18:36  (  76.29, -47.83)    2.26                59
 06/04/2014   08:08:46   ( -77.09, 122.62) 06/04/2014   08:09:04  ( -77.08, 122.56)    1.66                18
 06/06/2014   23:35:52   (  76.80,  69.80) 06/06/2014   23:35:23  (  76.81,  69.89)    2.43                29
 06/07/2014   00:25:10   ( -77.24,-120.91) 06/07/2014   00:25:59  ( -77.23,-121.01)    2.83                49
 06/09/2014   15:03:41   ( -74.40,  11.08) 06/09/2014   15:02:27  ( -74.47,  10.74)   12.50                74
 06/09/2014   15:52:18   (  76.79,-174.34) 06/09/2014   15:52:21  (  76.78,-174.44)    2.98                 3
 06/12/2014   07:19:29   ( -76.32, 132.30) 06/12/2014   07:18:46  ( -76.31, 132.22)    2.25                43