Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 22.  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)
 10/24/2021   02:52:10   ( -79.30,-147.61) 10/24/2021   02:52:03  ( -79.31,-147.48)    2.75                 7
 10/24/2021   03:41:31   (  79.49,  21.30) 10/24/2021   03:42:42  (  79.49,  21.28)    0.43                71
 10/26/2021   18:19:14   (  79.12, 159.47) 10/26/2021   18:18:21  (  79.12, 159.57)    2.16                53
 10/26/2021   19:08:36   ( -79.32, -31.60) 10/26/2021   19:09:01  ( -79.32, -31.66)    1.42                25
 10/29/2021   10:35:40   (  79.17, -84.33) 10/29/2021   10:35:19  (  79.16, -84.37)    0.99                21
 10/29/2021   11:24:59   ( -79.48,  85.40) 10/29/2021   11:25:55  ( -79.49,  85.48)    1.66                56
 11/01/2021   02:02:46   ( -78.98,-137.21) 11/01/2021   02:01:39  ( -78.98,-137.24)    0.70                67
 11/01/2021   02:52:02   (  79.36,  32.83) 11/01/2021   02:52:12  (  79.37,  32.98)    3.12                10
 11/03/2021   18:19:11   ( -79.06, -20.86) 11/03/2021   18:18:36  ( -79.05, -20.97)    2.43                35