Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 9 2.  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)
 09/03/2021   10:35:31   ( -79.26,  96.35) 09/03/2021   10:34:41  ( -79.26,  96.38)    0.62                50
 09/03/2021   11:24:51   (  79.49, -94.51) 09/03/2021   11:25:19  (  79.48, -94.61)    2.34                28
 09/06/2021   02:51:59   ( -79.38,-147.02) 09/06/2021   02:51:34  ( -79.38,-146.95)    1.51                25
 09/06/2021   03:41:20   (  79.56,  21.88) 09/06/2021   03:42:13  (  79.56,  21.81)    1.47                53
 09/08/2021   18:21:32   (  72.21, 137.23) 09/08/2021   18:20:19  (  72.53, 135.29)   74.32                73
 09/08/2021   19:08:30   ( -79.37, -31.19) 09/08/2021   19:08:31  ( -79.36, -31.33)    2.98                 1
 09/11/2021   10:35:37   (  79.18, -84.17) 09/11/2021   10:34:46  (  79.18, -84.27)    2.31                51
 09/11/2021   11:24:56   ( -79.51,  85.62) 09/11/2021   11:25:22  ( -79.51,  85.61)    0.11                26
 09/14/2021   02:52:03   (  79.35,  32.81) 09/14/2021   02:51:37  (  79.36,  32.87)    1.37                26
 09/14/2021   03:41:25   ( -79.56,-158.13) 09/14/2021   03:42:17  ( -79.55,-158.25)    2.66                52
 09/16/2021   18:22:04   ( -70.77, -45.18) 09/16/2021   18:20:51  ( -71.12, -47.34)   87.76                73
 09/16/2021   19:08:32   (  79.40, 149.00) 09/16/2021   19:08:32  (  79.40, 148.98)    0.44                 0