Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 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)
 12/26/2020   19:08:32   ( -79.40, -31.05) 12/26/2020   19:07:20  ( -79.39, -31.09)    0.88                72
 12/26/2020   19:57:50   (  79.69, 138.67) 12/26/2020   19:57:55  (  79.70, 138.79)    2.57                 5
 12/29/2020   11:24:57   ( -79.54,  85.85) 12/29/2020   11:24:11  ( -79.55,  85.97)    2.61                46
 12/29/2020   12:14:18   (  79.72,-105.22) 12/29/2020   12:14:50  (  79.72,-105.24)    0.34                32
 01/01/2021   03:41:24   ( -79.57,-158.08) 01/01/2021   03:41:05  ( -79.58,-158.06)    0.55                19
 01/01/2021   04:30:44   (  79.78,  11.12) 01/01/2021   04:31:43  (  79.77,  11.00)    2.50                59
 01/03/2021   19:08:28   (  79.46, 149.42) 01/03/2021   19:07:18  (  79.47, 149.56)    3.10                70
 01/03/2021   19:57:50   ( -79.67, -41.51) 01/03/2021   19:57:58  ( -79.66, -41.55)    0.91                 8
 01/06/2021   11:24:54   (  79.55, -94.08) 01/06/2021   11:24:11  (  79.56, -93.97)    2.38                43