Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 1 10.  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)
 01/12/2020   11:24:59   ( -79.51,  85.70) 01/12/2020   11:24:07  ( -79.52,  85.72)    0.28                52
 01/12/2020   12:14:18   (  79.77,-104.79) 01/12/2020   12:14:43  (  79.78,-104.67)    2.63                25
 01/15/2020   03:41:27   ( -79.58,-157.92) 01/15/2020   03:40:58  ( -79.58,-157.94)    0.43                29
 01/15/2020   04:30:46   (  79.83,  11.59) 01/15/2020   04:31:34  (  79.84,  11.69)    2.11                48
 01/17/2020   19:57:55   ( -79.65, -41.56) 01/17/2020   19:57:49  ( -79.65, -41.60)    0.68                 6
 01/17/2020   20:47:14   (  79.90, 127.96) 01/17/2020   20:48:25  (  79.90, 128.05)    2.05                71
 01/20/2020   11:25:02   (  79.44, -94.83) 01/20/2020   11:24:02  (  79.43, -94.97)    2.86                60
 01/20/2020   12:14:22   ( -79.71,  74.77) 01/20/2020   12:14:39  ( -79.71,  74.74)    0.52                17
 01/23/2020   03:41:29   (  79.53,  21.70) 01/23/2020   03:40:52  (  79.53,  21.60)    2.12                37