Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 11 24.  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)
 11/25/2018   02:51:54   (  79.51,  33.87) 11/25/2018   02:51:15  (  79.51,  33.91)    0.73                39
 11/25/2018   03:41:14   ( -79.77,-156.57) 11/25/2018   03:41:52  ( -79.78,-156.43)    2.92                38
 11/27/2018   19:08:21   (  79.55, 150.07) 11/27/2018   19:08:08  (  79.55, 149.99)    1.82                13
 11/27/2018   19:57:41   ( -79.82, -40.36) 11/27/2018   19:58:45  ( -79.82, -40.32)    0.74                64
 11/30/2018   10:35:28   ( -79.41,  97.31) 11/30/2018   10:34:23  ( -79.41,  97.31)    0.26                65
 11/30/2018   11:24:46   (  79.70, -92.95) 11/30/2018   11:24:58  (  79.71, -92.83)    2.52                12
 12/03/2018   02:51:56   ( -79.45,-146.55) 12/03/2018   02:51:17  ( -79.44,-146.63)    1.62                39
 12/03/2018   03:41:14   (  79.74,  23.19) 12/03/2018   03:41:52  (  79.74,  23.23)    0.88                38
 12/05/2018   19:08:23   ( -79.52, -30.18) 12/05/2018   19:08:10  ( -79.51, -30.30)    2.59                13
 12/05/2018   19:57:41   (  79.81, 139.59) 12/05/2018   19:58:45  (  79.81, 139.57)    0.34                64
 12/08/2018   10:35:26   (  79.42, -82.58) 12/08/2018   10:34:21  (  79.42, -82.60)    0.43                65