Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 11 19.  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)
 11/19/2021   18:19:07   ( -79.40, -18.66) 11/19/2021   18:18:45  ( -79.39, -18.77)    2.56                22
 11/19/2021   19:08:24   (  79.73, 151.36) 11/19/2021   19:09:19  (  79.74, 151.43)    1.31                55
 11/22/2021   09:47:22   (  76.12, -85.27) 11/22/2021   09:46:09  (  76.29, -86.42)   35.79                73
 11/22/2021   10:35:32   ( -79.52,  98.05) 11/22/2021   10:35:34  ( -79.51,  97.97)    1.71                 2
 11/25/2021   02:02:36   (  79.36,  45.19) 11/25/2021   02:01:45  (  79.35,  45.15)    1.01                51
 11/25/2021   02:51:56   ( -79.63,-145.28) 11/25/2021   02:52:22  ( -79.63,-145.27)    0.15                26
 11/27/2021   18:19:00   (  79.50, 162.04) 11/27/2021   18:18:33  (  79.50, 162.12)    1.65                27
 11/27/2021   19:08:21   ( -79.73, -28.63) 11/27/2021   19:09:11  ( -79.74, -28.51)    2.55                50
 11/30/2021   10:35:27   (  79.52, -81.93) 11/30/2021   10:35:25  (  79.52, -81.99)    1.31                 2
 11/30/2021   11:24:11   ( -80.92,  98.91) 11/30/2021   11:25:25  ( -80.75,  99.37)   20.92                74