Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 7 22.  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)
 07/23/2019   02:51:59   (  79.24,  32.05) 07/23/2019   02:51:14  (  79.24,  32.02)    0.82                45
 07/23/2019   03:41:19   ( -79.52,-158.46) 07/23/2019   03:41:51  ( -79.52,-158.44)    0.30                32
 07/25/2019   19:08:25   (  79.36, 148.69) 07/25/2019   19:08:06  (  79.37, 148.77)    1.85                19
 07/25/2019   19:57:45   ( -79.64, -41.76) 07/25/2019   19:58:43  ( -79.64, -41.62)    3.07                58
 07/28/2019   10:35:33   ( -79.17,  95.72) 07/28/2019   10:34:23  ( -79.17,  95.76)    0.78                70
 07/28/2019   11:24:53   (  79.40, -95.19) 07/28/2019   11:25:01  (  79.39, -95.26)    1.50                 8
 07/31/2019   02:52:00   ( -79.21,-148.18) 07/31/2019   02:51:17  ( -79.20,-148.27)    2.07                43
 07/31/2019   03:41:17   (  79.54,  21.68) 07/31/2019   03:41:51  (  79.55,  21.78)    1.99                34
 08/02/2019   19:08:25   ( -79.35, -31.36) 08/02/2019   19:08:08  ( -79.36, -31.27)    1.92                17