Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 12 6.  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)
 12/08/2021   10:35:29   ( -79.50,  97.95) 12/08/2021   10:35:17  ( -79.50,  97.91)    1.03                12
 12/08/2021   11:24:47   (  79.79, -92.27) 12/08/2021   11:25:52  (  79.80, -92.12)    3.11                65
 12/11/2021   02:02:38   (  79.26,  44.60) 12/11/2021   02:01:31  (  79.25,  44.48)    2.61                67
 12/11/2021   02:51:57   ( -79.58,-145.63) 12/11/2021   02:52:07  ( -79.57,-145.72)    1.97                10
 12/13/2021   18:19:04   (  79.37, 161.18) 12/13/2021   18:18:19  (  79.36, 161.07)    2.55                45
 12/13/2021   19:08:24   ( -79.64, -29.26) 12/13/2021   19:08:56  ( -79.64, -29.34)    1.84                32
 12/16/2021   10:35:31   (  79.47, -82.27) 12/16/2021   10:35:08  (  79.46, -82.34)    1.47                23
 12/16/2021   11:24:51   ( -79.74,  87.33) 12/16/2021   11:25:45  ( -79.74,  87.30)    0.73                54
 12/19/2021   02:51:57   (  79.59,  34.49) 12/19/2021   02:51:56  (  79.59,  34.52)    0.63                 1