Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 10 17.  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)
 10/18/2020   11:25:05   (  79.52, -94.42) 10/18/2020   11:24:41  (  79.53, -94.38)    0.77                24
 10/18/2020   12:14:25   ( -79.79,  75.15) 10/18/2020   12:15:18  ( -79.79,  75.27)    2.50                53
 10/21/2020   02:53:52   ( -74.79,-165.61) 10/21/2020   02:52:38  ( -75.07,-167.04)   51.38                74
 10/21/2020   03:41:31   (  79.62,  22.13) 10/21/2020   03:41:32  (  79.62,  22.21)    1.70                 1
 10/23/2020   19:08:39   ( -79.41, -31.05) 10/23/2020   19:07:48  ( -79.41, -31.09)    0.96                51
 10/23/2020   19:57:57   (  79.71, 138.66) 10/23/2020   19:58:23  (  79.72, 138.80)    3.11                26
 10/26/2020   11:25:03   ( -79.54,  85.70) 10/26/2020   11:24:37  ( -79.54,  85.74)    0.77                26
 10/26/2020   12:14:24   (  79.72,-105.38) 10/26/2020   12:15:16  (  79.71,-105.45)    1.45                52
 10/29/2020   03:41:29   ( -79.63,-157.82) 10/29/2020   03:41:28  ( -79.64,-157.69)    2.92                 1