Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 6 5.  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)
 06/07/2021   11:24:49   ( -79.44,  85.16) 06/07/2021   11:24:21  ( -79.45,  85.30)    3.05                28
 06/07/2021   12:14:10   (  79.63,-105.90) 06/07/2021   12:15:00  (  79.63,-105.93)    0.66                50
 06/10/2021   02:53:38   (  74.45,  13.65) 06/10/2021   02:52:25  (  74.70,  12.07)   54.36                73
 06/10/2021   03:41:14   ( -79.55,-158.25) 06/10/2021   03:41:15  ( -79.55,-158.12)    2.61                 1
 06/12/2021   19:08:20   (  79.33, 148.53) 06/12/2021   19:07:33  (  79.33, 148.51)    0.56                47
 06/12/2021   19:57:40   ( -79.60, -41.94) 06/12/2021   19:58:10  ( -79.61, -41.82)    2.66                30
 06/15/2021   11:24:44   (  79.42, -94.97) 06/15/2021   11:24:26  (  79.42, -94.96)    0.10                18
 06/15/2021   12:14:06   ( -79.62,  74.07) 06/15/2021   12:15:06  ( -79.61,  73.92)    3.20                60
 06/18/2021   02:51:51   ( -79.21,-148.08) 06/18/2021   02:50:45  ( -79.21,-148.16)    1.81                66