Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 9 30.  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)
 10/02/2021   19:08:42   (  79.29, 148.24) 10/02/2021   19:08:40  (  79.29, 148.12)    2.75                 2
 10/02/2021   19:57:19   ( -80.94, -29.08) 10/02/2021   19:58:33  ( -80.74, -28.55)   24.61                74
 10/05/2021   10:35:49   ( -79.19,  95.84) 10/05/2021   10:34:54  ( -79.20,  95.96)    2.76                55
 10/05/2021   11:25:09   (  79.42, -95.03) 10/05/2021   11:25:32  (  79.41, -95.10)    1.56                23
 10/08/2021   02:52:19   ( -79.20,-148.24) 10/08/2021   02:51:50  ( -79.20,-148.31)    1.60                29
 10/08/2021   03:41:36   (  79.54,  21.66) 10/08/2021   03:42:24  (  79.54,  21.69)    0.69                48
 10/10/2021   19:08:44   ( -79.35, -31.37) 10/10/2021   19:08:40  ( -79.36, -31.31)    1.41                 4
 10/10/2021   19:58:04   (  79.57, 137.78) 10/10/2021   19:59:18  (  79.56, 137.66)    2.70                74
 10/13/2021   10:35:51   (  79.17, -84.30) 10/13/2021   10:34:55  (  79.18, -84.20)    2.36                56