Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 6 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)
 06/13/2019   02:52:07   ( -79.26,-147.85) 06/13/2019   02:51:02  ( -79.27,-147.75)    2.46                65
 06/13/2019   03:41:26   (  79.52,  21.54) 06/13/2019   03:41:39  (  79.52,  21.57)    0.58                13
 06/15/2019   19:08:34   ( -79.32, -31.60) 06/15/2019   19:07:57  ( -79.31, -31.64)    0.97                37
 06/15/2019   19:57:54   (  79.54, 137.52) 06/15/2019   19:58:35  (  79.53, 137.40)    2.58                41
 06/18/2019   11:24:58   ( -79.45,  85.14) 06/18/2019   11:24:48  ( -79.46,  85.25)    2.53                10
 06/18/2019   12:14:18   (  79.66,-105.72) 06/18/2019   12:15:26  (  79.67,-105.66)    1.28                68
 06/21/2019   02:52:04   (  79.25,  32.05) 06/21/2019   02:51:05  (  79.24,  32.04)    0.39                59
 06/21/2019   03:41:25   ( -79.49,-158.66) 06/21/2019   03:41:43  ( -79.50,-158.65)    0.20                18
 06/23/2019   19:08:31   (  79.29, 148.20) 06/23/2019   19:08:00  (  79.28, 148.11)    2.06                31