Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 10 7.  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)
 10/08/2021   02:52:20   ( -79.14,-148.68) 10/08/2021   02:51:52  ( -79.13,-148.81)    2.85                28
 10/08/2021   03:41:38   (  79.44,  20.96) 10/08/2021   03:42:27  (  79.44,  20.92)    0.67                49
 10/10/2021   19:08:43   ( -79.32, -31.64) 10/10/2021   19:08:41  ( -79.33, -31.55)    1.85                 2
 10/10/2021   19:56:43   (  81.66, 164.91) 10/10/2021   19:57:56  (  81.25, 165.58)   47.08                73
 10/13/2021   10:35:51   (  79.05, -85.06) 10/13/2021   10:34:59  (  79.05, -85.16)    2.14                52
 10/13/2021   11:25:10   ( -79.38,  84.63) 10/13/2021   11:25:35  ( -79.38,  84.67)    0.99                25
 10/16/2021   02:52:17   (  79.15,  31.38) 10/16/2021   02:51:52  (  79.14,  31.28)    2.21                25
 10/16/2021   03:41:36   ( -79.47,-158.89) 10/16/2021   03:42:28  ( -79.47,-158.85)    0.86                52
 10/18/2021   18:20:29   ( -76.03, -33.87) 10/18/2021   18:19:15  ( -76.22, -34.84)   33.39                74