Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 9 11.  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)
 09/13/2020   19:08:43   (  79.25, 147.94) 09/13/2020   19:08:00  (  79.25, 147.99)    1.00                43
 09/13/2020   19:58:05   ( -79.45, -43.08) 09/13/2020   19:58:40  ( -79.44, -43.20)    2.61                35
 09/16/2020   11:25:08   (  79.35, -95.52) 09/16/2020   11:24:52  (  79.35, -95.45)    1.48                16
 09/16/2020   12:14:30   ( -79.55,  73.50) 09/16/2020   12:15:32  ( -79.54,  73.40)    2.22                62
 09/19/2020   02:52:17   ( -79.11,-148.83) 09/19/2020   02:51:11  ( -79.11,-148.85)    0.47                66
 09/19/2020   03:41:34   (  79.45,  20.99) 09/19/2020   03:41:45  (  79.45,  21.11)    2.57                11
 09/21/2020   19:08:42   ( -79.24, -32.11) 09/21/2020   19:08:03  ( -79.25, -32.07)    1.05                39
 09/21/2020   19:58:02   (  79.46, 136.96) 09/21/2020   19:58:41  (  79.45, 136.86)    2.16                39
 09/24/2020   11:25:07   ( -79.37,  84.59) 09/24/2020   11:24:55  ( -79.38,  84.73)    3.17                12