Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 12 29.  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)
 12/30/2019   03:41:24   ( -79.59,-157.90) 12/30/2019   03:41:10  ( -79.59,-157.96)    1.20                14
 12/30/2019   04:30:43   (  79.84,  11.65) 12/30/2019   04:31:46  (  79.85,  11.70)    1.06                63
 01/01/2020   19:08:29   (  79.44, 149.31) 01/01/2020   19:07:22  (  79.44, 149.32)    0.24                67
 01/01/2020   19:57:51   ( -79.64, -41.69) 01/01/2020   19:58:02  ( -79.63, -41.83)    3.01                11
 01/04/2020   11:24:55   (  79.52, -94.26) 01/04/2020   11:24:13  (  79.52, -94.31)    1.10                42
 01/04/2020   12:14:15   ( -79.79,  75.32) 01/04/2020   12:14:50  ( -79.79,  75.42)    2.08                35
 01/07/2020   03:41:21   (  79.59,  22.14) 01/07/2020   03:41:04  (  79.59,  22.05)    1.92                17
 01/07/2020   04:30:41   ( -79.86,-168.23) 01/07/2020   04:31:41  ( -79.86,-168.17)    1.26                60
 01/09/2020   19:08:25   ( -79.48, -30.38) 01/09/2020   19:07:15  ( -79.49, -30.29)    1.79                70