Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 2 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)
 02/26/2021   03:41:25   (  79.59,  22.10) 02/26/2021   03:41:04  (  79.59,  22.11)    0.23                21
 02/26/2021   04:30:45   ( -79.85,-168.34) 02/26/2021   04:31:41  ( -79.85,-168.21)    2.56                56
 02/28/2021   19:08:33   ( -79.43, -30.75) 02/28/2021   19:07:19  ( -79.44, -30.71)    0.76                74
 02/28/2021   19:57:54   (  79.62, 138.20) 02/28/2021   19:57:58  (  79.62, 138.09)    2.33                 4
 03/03/2021   11:25:02   ( -79.46,  85.34) 03/03/2021   11:24:13  ( -79.46,  85.26)    1.51                49
 03/03/2021   12:14:20   (  79.76,-104.90) 03/03/2021   12:14:48  (  79.76,-104.80)    2.09                28
 03/06/2021   03:41:27   ( -79.64,-157.55) 03/06/2021   03:41:02  ( -79.65,-157.40)    3.19                25
 03/06/2021   04:30:48   (  79.82,  11.42) 03/06/2021   04:31:41  (  79.82,  11.45)    0.66                53
 03/08/2021   19:11:07   (  72.09, 124.65) 03/08/2021   19:09:54  (  72.45, 122.54)   81.97                73
 03/08/2021   19:57:54   ( -79.69, -41.27) 03/08/2021   19:57:54  ( -79.70, -41.16)    2.07                 0