Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 9 4.  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)
 09/06/2019   10:35:30   (  79.09, -84.80) 09/06/2019   10:34:28  (  79.08, -84.87)    1.50                62
 09/06/2019   11:24:48   ( -79.44,  85.13) 09/06/2019   11:25:03  ( -79.45,  85.23)    1.99                15
 09/09/2019   02:51:55   (  79.23,  31.96) 09/09/2019   02:51:19  (  79.23,  31.98)    0.34                36
 09/09/2019   03:41:17   ( -79.43,-159.08) 09/09/2019   03:41:59  ( -79.42,-159.21)    2.65                42
 09/11/2019   19:08:20   (  79.36, 148.71) 09/11/2019   19:08:10  (  79.37, 148.83)    2.53                10
 09/11/2019   19:57:42   ( -79.56, -42.28) 09/11/2019   19:58:50  ( -79.56, -42.31)    0.58                68
 09/14/2019   10:35:28   ( -79.15,  95.61) 09/14/2019   10:34:27  ( -79.16,  95.73)    2.71                61
 09/14/2019   11:24:48   (  79.37, -95.32) 09/14/2019   11:25:05  (  79.37, -95.38)    1.33                17
 09/17/2019   02:51:54   ( -79.20,-148.19) 09/17/2019   02:51:20  ( -79.20,-148.23)    1.04                34