Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 8 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)
 08/23/2021   19:08:23   ( -79.47, -30.53) 08/23/2021   19:08:20  ( -79.48, -30.40)    2.80                 3
 08/23/2021   19:56:46   (  81.34, 157.36) 08/23/2021   19:57:59  (  81.06, 158.17)   34.40                73
 08/26/2021   10:35:28   (  79.30, -83.37) 08/26/2021   10:34:35  (  79.31, -83.25)    2.68                53
 08/26/2021   11:24:51   ( -79.47,  85.38) 08/26/2021   11:25:16  ( -79.47,  85.27)    2.40                25
 08/29/2021   02:51:57   (  79.30,  32.50) 08/29/2021   02:51:32  (  79.30,  32.40)    2.07                25
 08/29/2021   03:41:17   ( -79.59,-157.94) 08/29/2021   03:42:09  ( -79.58,-157.97)    0.64                52
 08/31/2021   18:20:09   ( -76.28, -33.01) 08/31/2021   18:18:55  ( -76.47, -34.00)   33.54                74
 08/31/2021   19:08:22   (  79.45, 149.37) 08/31/2021   19:08:24  (  79.45, 149.38)    0.21                 2
 09/03/2021   10:35:31   ( -79.23,  96.14) 09/03/2021   10:34:43  ( -79.23,  96.08)    1.21                48