Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 3 12.  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)
 03/13/2016   10:35:58   ( -79.30,  96.61) 03/13/2016   10:35:00  ( -79.30,  96.68)    1.56                58
 03/13/2016   11:25:16   (  79.60, -93.70) 03/13/2016   11:25:35  (  79.61, -93.55)    3.18                19
 03/16/2016   02:52:24   ( -79.40,-146.87) 03/16/2016   02:51:49  ( -79.40,-146.79)    1.60                35
 03/16/2016   03:41:45   (  79.58,  22.04) 03/16/2016   03:42:28  (  79.57,  21.90)    3.18                43
 03/18/2016   19:08:53   ( -79.40, -30.98) 03/18/2016   19:08:42  ( -79.40, -31.07)    1.88                11
 03/18/2016   19:58:11   (  79.69, 138.72) 03/18/2016   19:59:17  (  79.69, 138.71)    0.25                66
 03/21/2016   10:35:58   (  79.25, -83.71) 03/21/2016   10:34:53  (  79.25, -83.70)    0.38                65
 03/21/2016   11:25:19   ( -79.49,  85.55) 03/21/2016   11:25:32  ( -79.49,  85.44)    2.53                13
 03/24/2016   02:52:22   (  79.40,  33.18) 03/24/2016   02:51:41  (  79.41,  33.29)    2.42                41