Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 3 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)
 03/05/2016   10:35:57   (  79.30, -83.37) 03/05/2016   10:35:06  (  79.29, -83.42)    0.96                51
 03/05/2016   11:25:15   ( -79.64,  86.66) 03/05/2016   11:25:41  ( -79.65,  86.75)    1.68                26
 03/08/2016   02:52:24   (  79.37,  33.00) 03/08/2016   02:51:57  (  79.36,  32.88)    2.63                27
 03/08/2016   03:41:43   ( -79.68,-157.19) 03/08/2016   03:42:33  ( -79.68,-157.18)    0.27                50
 03/10/2016   19:08:49   (  79.47, 149.56) 03/10/2016   19:08:46  (  79.46, 149.43)    2.90                 3
 03/10/2016   19:58:05   ( -79.88, -39.74) 03/10/2016   19:59:19  ( -79.87, -39.70)    1.93                74
 03/13/2016   10:35:53   ( -79.42,  97.44) 03/13/2016   10:34:56  ( -79.42,  97.57)    2.76                57
 03/13/2016   11:25:14   (  79.59, -93.68) 03/13/2016   11:25:35  (  79.59, -93.76)    1.75                21
 03/16/2016   02:52:21   ( -79.42,-146.66) 03/16/2016   02:51:49  ( -79.41,-146.71)    0.93                32
 03/16/2016   03:41:39   (  79.70,  23.02) 03/16/2016   03:42:24  (  79.71,  23.06)    0.87                45
 03/18/2016   19:08:44   ( -79.59, -29.53) 03/18/2016   19:08:36  ( -79.60, -29.38)    3.14                 8