Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 1 4.  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)
 01/06/2016   17:29:42   (  79.01, 171.31) 01/06/2016   17:28:35  (  79.01, 171.23)    1.76                67
 01/06/2016   18:19:00   ( -79.37, -18.77) 01/06/2016   18:19:10  ( -79.37, -18.83)    1.31                10
 01/09/2016   09:46:03   (  79.25, -71.33) 01/09/2016   09:45:21  (  79.25, -71.23)    2.17                42
 01/09/2016   10:35:23   ( -79.52,  98.16) 01/09/2016   10:35:58  ( -79.53,  98.28)    2.49                35
 01/12/2016   02:02:27   (  79.31,  44.98) 01/12/2016   02:02:11  (  79.32,  45.04)    1.28                16
 01/12/2016   02:51:47   ( -79.59,-145.49) 01/12/2016   02:52:48  ( -79.60,-145.42)    1.45                61
 01/14/2016   17:29:31   ( -79.19,  -7.59) 01/14/2016   17:28:23  ( -79.19,  -7.45)    2.98                68
 01/14/2016   18:18:50   (  79.44, 161.75) 01/14/2016   18:19:00  (  79.45, 161.83)    1.82                10
 01/17/2016   09:45:57   ( -79.19, 108.34) 01/17/2016   09:45:16  ( -79.19, 108.27)    1.55                41