Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 12 26.  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   ( -79.54,  85.85) 12/27/2019   11:24:19  ( -79.54,  85.90)    1.13                39
 12/27/2019   12:14:19   (  79.72,-105.17) 12/27/2019   12:14:58  (  79.71,-105.32)    3.10                39
 12/30/2019   03:41:24   ( -79.59,-157.91) 12/30/2019   03:41:10  ( -79.59,-157.97)    1.11                14
 12/30/2019   04:30:43   (  79.84,  11.62) 12/30/2019   04:31:46  (  79.85,  11.68)    1.17                63
 01/01/2020   19:08:29   (  79.44, 149.28) 01/01/2020   19:07:22  (  79.44, 149.30)    0.48                67
 01/01/2020   19:57:51   ( -79.63, -41.70) 01/01/2020   19:58:02  ( -79.63, -41.84)    2.81                11
 01/04/2020   11:24:55   (  79.52, -94.30) 01/04/2020   11:24:13  (  79.51, -94.33)    0.76                42
 01/04/2020   12:14:15   ( -79.78,  75.30) 01/04/2020   12:14:50  ( -79.79,  75.41)    2.43                35
 01/07/2020   03:41:21   (  79.59,  22.10) 01/07/2020   03:41:04  (  79.58,  22.03)    1.41                17