Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 8 30.  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)
 09/01/2019   02:51:57   ( -79.23,-148.04) 09/01/2019   02:51:20  ( -79.22,-148.06)    0.62                37
 09/01/2019   03:41:16   (  79.50,  21.38) 09/01/2019   03:41:56  (  79.50,  21.44)    1.29                40
 09/03/2019   19:08:23   ( -79.34, -31.45) 09/03/2019   19:08:12  ( -79.34, -31.42)    0.52                11
 09/03/2019   19:57:42   (  79.60, 138.00) 09/03/2019   19:58:48  (  79.61, 138.11)    2.48                66
 09/06/2019   10:35:30   (  79.08, -84.82) 09/06/2019   10:34:28  (  79.08, -84.89)    1.50                62
 09/06/2019   11:24:48   ( -79.44,  85.14) 09/06/2019   11:25:03  ( -79.45,  85.23)    1.87                15
 09/09/2019   02:51:55   (  79.23,  31.95) 09/09/2019   02:51:19  (  79.23,  31.96)    0.32                36
 09/09/2019   03:41:17   ( -79.43,-159.07) 09/09/2019   03:41:59  ( -79.42,-159.20)    2.78                42
 09/11/2019   19:08:20   (  79.36, 148.72) 09/11/2019   19:08:10  (  79.37, 148.83)    2.51                10