Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 10 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)
 10/13/2019   19:08:13   (  79.53, 149.87) 10/13/2019   19:08:01  (  79.53, 149.87)    0.19                12
 10/13/2019   19:57:34   ( -79.77, -40.80) 10/13/2019   19:58:39  ( -79.77, -40.76)    0.92                65
 10/16/2019   10:35:21   ( -79.37,  96.99) 10/16/2019   10:34:16  ( -79.37,  97.00)    0.29                65
 10/16/2019   11:24:41   (  79.59, -93.87) 10/16/2019   11:24:54  (  79.58, -93.96)    1.77                13
 10/19/2019   02:51:49   ( -79.42,-146.78) 10/19/2019   02:51:09  ( -79.42,-146.84)    1.33                40
 10/19/2019   03:41:09   (  79.64,  22.36) 10/19/2019   03:41:47  (  79.63,  22.21)    3.06                38
 10/21/2019   19:08:16   ( -79.47, -30.57) 10/21/2019   19:08:01  ( -79.47, -30.69)    2.49                15
 10/21/2019   19:57:33   (  79.79, 139.39) 10/21/2019   19:58:35  (  79.80, 139.50)    2.39                62
 10/24/2019   10:35:19   (  79.42, -82.67) 10/24/2019   10:34:11  (  79.43, -82.55)    2.66                68