Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 12 25.  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)
 12/27/2019   11:24:57   ( -79.56,  85.99) 12/27/2019   11:24:18  ( -79.56,  86.05)    1.05                39
 12/27/2019   12:14:19   (  79.71,-105.30) 12/27/2019   12:14:58  (  79.70,-105.45)    3.15                39
 12/30/2019   03:41:25   ( -79.57,-158.03) 12/30/2019   03:41:11  ( -79.57,-158.09)    1.36                14
 12/30/2019   04:30:43   (  79.86,  11.78) 12/30/2019   04:31:46  (  79.86,  11.83)    1.01                63
 01/01/2020   19:08:29   (  79.46, 149.43) 01/01/2020   19:07:22  (  79.46, 149.44)    0.22                67
 01/01/2020   19:57:49   ( -79.73, -41.00) 01/01/2020   19:57:59  ( -79.74, -40.85)    3.13                10
 01/04/2020   11:24:55   (  79.50, -94.40) 01/04/2020   11:24:13  (  79.50, -94.47)    1.52                42
 01/04/2020   12:14:15   ( -79.77,  75.20) 01/04/2020   12:14:50  ( -79.78,  75.27)    1.66                35
 01/07/2020   03:41:21   (  79.58,  22.01) 01/07/2020   03:41:04  (  79.57,  21.89)    2.59                17