Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 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)
 10/26/2021   18:19:14   (  79.11, 159.43) 10/26/2021   18:18:21  (  79.11, 159.53)    2.24                53
 10/26/2021   19:08:36   ( -79.31, -31.66) 10/26/2021   19:09:01  ( -79.31, -31.72)    1.34                25
 10/29/2021   10:35:40   (  79.16, -84.39) 10/29/2021   10:35:19  (  79.15, -84.42)    0.72                21
 10/29/2021   11:24:59   ( -79.47,  85.32) 10/29/2021   11:25:55  ( -79.48,  85.41)    1.95                56
 11/01/2021   02:02:46   ( -78.97,-137.29) 11/01/2021   02:01:39  ( -78.97,-137.30)    0.30                67
 11/01/2021   02:52:05   (  79.23,  32.00) 11/01/2021   02:52:16  (  79.23,  31.88)    2.71                11
 11/03/2021   18:19:10   ( -79.08, -20.72) 11/03/2021   18:18:35  ( -79.08, -20.79)    1.51                35
 11/03/2021   19:08:26   (  79.46, 149.37) 11/03/2021   19:09:08  (  79.46, 149.50)    2.65                42
 11/06/2021   10:35:33   ( -79.18,  95.82) 11/06/2021   10:35:30  ( -79.18,  95.73)    1.93                 3