Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 12 24.  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   11:24:58   ( -79.53,  85.80) 12/27/2019   11:24:19  ( -79.54,  85.84)    0.96                39
 12/27/2019   12:14:16   (  79.82,-104.40) 12/27/2019   12:14:54  (  79.83,-104.24)    3.18                38
 12/30/2019   03:41:25   ( -79.58,-157.95) 12/30/2019   03:41:11  ( -79.58,-158.02)    1.54                14
 12/30/2019   04:30:44   (  79.84,  11.58) 12/30/2019   04:31:47  (  79.84,  11.61)    0.77                63
 01/01/2020   19:08:29   (  79.44, 149.26) 01/01/2020   19:07:22  (  79.43, 149.24)    0.34                67
 01/01/2020   19:57:48   ( -79.74, -40.90) 01/01/2020   19:57:58  ( -79.75, -40.77)    2.80                10
 01/04/2020   11:24:56   (  79.48, -94.55) 01/04/2020   11:24:14  (  79.48, -94.65)    2.02                42
 01/04/2020   12:14:15   ( -79.79,  75.31) 01/04/2020   12:14:50  ( -79.79,  75.37)    1.15                35
 01/07/2020   03:41:19   (  79.67,  22.68) 01/07/2020   03:41:01  (  79.68,  22.83)    3.15                18