Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 3.  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)
 10/04/2016   18:18:43   ( -79.24, -19.72) 10/04/2016   18:17:40  ( -79.25, -19.67)    1.26                63
 10/04/2016   19:08:02   (  79.51, 149.70) 10/04/2016   19:08:17  (  79.51, 149.68)    0.41                15
 10/07/2016   10:35:11   ( -79.30,  96.51) 10/07/2016   10:34:35  ( -79.29,  96.39)    2.56                36
 10/07/2016   11:24:28   (  79.63, -93.54) 10/07/2016   11:25:09  (  79.64, -93.43)    2.23                41
 10/10/2016   02:51:35   ( -79.46,-146.54) 10/10/2016   02:51:25  ( -79.46,-146.50)    0.88                10
 10/10/2016   03:40:55   (  79.67,  22.65) 10/10/2016   03:42:03  (  79.67,  22.61)    0.66                68
 10/12/2016   18:18:43   (  79.21, 160.09) 10/12/2016   18:17:43  (  79.21, 160.00)    1.88                60
 10/12/2016   19:08:02   ( -79.53, -30.14) 10/12/2016   19:08:19  ( -79.53, -30.19)    1.13                17
 10/15/2016   10:35:09   (  79.32, -83.35) 10/15/2016   10:34:36  (  79.31, -83.49)    3.14                33