Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2015 11 11.  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)
 11/11/2015   17:29:36   ( -79.06,  -8.44) 11/11/2015   17:29:03  ( -79.07,  -8.35)    1.99                33
 11/11/2015   18:18:53   (  79.41, 161.44) 11/11/2015   18:19:37  (  79.42, 161.58)    2.92                44
 11/14/2015   09:46:07   ( -79.10, 107.65) 11/14/2015   09:45:57  ( -79.10, 107.61)    0.73                10
 11/14/2015   10:35:24   (  79.45, -82.47) 11/14/2015   10:36:31  (  79.45, -82.46)    0.29                67
 11/17/2015   01:13:14   (  78.98,  55.16) 11/17/2015   01:12:09  (  78.98,  55.28)    2.59                65
 11/17/2015   02:02:35   ( -79.23,-135.66) 11/17/2015   02:02:48  ( -79.23,-135.67)    0.25                13
 11/19/2015   17:29:43   (  79.01, 171.20) 11/19/2015   17:29:02  (  79.01, 171.19)    0.18                41
 11/19/2015   18:19:04   ( -79.26, -19.61) 11/19/2015   18:19:41  ( -79.25, -19.74)    2.95                37
 11/22/2015   09:46:10   (  79.13, -72.17) 11/22/2015   09:45:53  (  79.13, -72.16)    0.23                17
 11/22/2015   10:35:31   ( -79.38,  97.07) 11/22/2015   10:36:32  ( -79.38,  96.95)    2.48                61
 11/25/2015   01:13:18   ( -78.97,-124.93) 11/25/2015   01:12:08  ( -78.98,-124.81)    2.68                70