Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 12 27.  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,-157.95)    1.13                14
 12/30/2019   04:30:43   (  79.84,  11.65) 12/30/2019   04:31:46  (  79.85,  11.70)    1.12                63
 01/01/2020   19:08:29   (  79.44, 149.31) 01/01/2020   19:07:22  (  79.44, 149.33)    0.41                67
 01/01/2020   19:57:51   ( -79.64, -41.68) 01/01/2020   19:58:02  ( -79.63, -41.82)    2.84                11
 01/04/2020   11:24:55   (  79.52, -94.26) 01/04/2020   11:24:13  (  79.52, -94.30)    0.81                42
 01/04/2020   12:14:15   ( -79.79,  75.33) 01/04/2020   12:14:50  ( -79.80,  75.44)    2.38                35
 01/07/2020   03:41:21   (  79.59,  22.15) 01/07/2020   03:41:04  (  79.59,  22.08)    1.47                17
 01/07/2020   04:30:41   ( -79.86,-168.22) 01/07/2020   04:31:41  ( -79.86,-168.14)    1.72                60
 01/09/2020   19:08:25   ( -79.49, -30.36) 01/09/2020   19:07:15  ( -79.50, -30.24)    2.46                70