Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 7 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)
 07/14/2016   02:51:51   (  79.33,  32.58) 07/14/2016   02:51:43  (  79.34,  32.70)    2.62                 8
 07/14/2016   03:41:13   ( -79.53,-158.43) 07/14/2016   03:42:23  ( -79.53,-158.47)    0.87                70
 07/16/2016   18:19:00   ( -79.06, -20.88) 07/16/2016   18:18:01  ( -79.06, -20.87)    0.13                59
 07/16/2016   19:08:17   (  79.41, 148.94) 07/16/2016   19:08:35  (  79.41, 149.05)    2.49                18
 07/19/2016   10:35:25   ( -79.17,  95.68) 07/19/2016   10:34:52  ( -79.18,  95.72)    0.99                33
 07/19/2016   11:24:44   (  79.39, -95.26) 07/19/2016   11:25:29  (  79.38, -95.40)    2.99                45
 07/22/2016   02:51:48   ( -79.31,-147.56) 07/22/2016   02:51:41  ( -79.32,-147.43)    2.85                 7
 07/22/2016   03:41:08   (  79.53,  21.53) 07/22/2016   03:42:19  (  79.52,  21.48)    1.03                71
 07/24/2016   18:18:52   (  79.15, 159.65) 07/24/2016   18:17:54  (  79.16, 159.79)    2.88                58