Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 8 7.  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)
 08/08/2019   02:51:58   (  79.24,  32.00) 08/08/2019   02:51:17  (  79.24,  32.02)    0.63                41
 08/08/2019   03:41:17   ( -79.55,-158.27) 08/08/2019   03:41:53  ( -79.56,-158.13)    3.09                36
 08/10/2019   19:08:25   (  79.29, 148.26) 08/10/2019   19:08:11  (  79.29, 148.20)    1.16                14
 08/10/2019   19:57:44   ( -79.60, -41.98) 08/10/2019   19:58:47  ( -79.61, -41.91)    1.53                63
 08/13/2019   10:35:30   ( -79.16,  95.65) 08/13/2019   10:34:25  ( -79.16,  95.70)    1.23                65
 08/13/2019   11:24:50   (  79.39, -95.25) 08/13/2019   11:25:03  (  79.38, -95.36)    2.39                13
 08/16/2019   02:51:56   ( -79.25,-147.89) 08/16/2019   02:51:18  ( -79.25,-147.87)    0.49                38
 08/16/2019   03:41:17   (  79.44,  20.96) 08/16/2019   03:41:57  (  79.43,  20.81)    3.20                40
 08/18/2019   19:08:22   ( -79.34, -31.45) 08/18/2019   19:08:11  ( -79.34, -31.44)    0.20                11
 08/18/2019   19:57:40   (  79.63, 138.22) 08/18/2019   19:58:46  (  79.64, 138.36)    2.91                66
 08/21/2019   10:35:29   (  79.09, -84.76) 08/21/2019   10:34:28  (  79.08, -84.87)    2.67                61