Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 5 19.  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)
 05/19/2020   11:25:09   ( -79.39,  84.75) 05/19/2020   11:24:21  ( -79.38,  84.73)    0.36                48
 05/19/2020   12:14:27   (  79.68,-105.53) 05/19/2020   12:14:56  (  79.69,-105.40)    2.65                29
 05/22/2020   03:41:36   ( -79.45,-158.94) 05/22/2020   03:41:14  ( -79.44,-159.02)    1.83                22
 05/22/2020   04:30:55   (  79.70,  10.51) 05/22/2020   04:31:50  (  79.71,  10.58)    1.45                55
 05/24/2020   19:08:48   (  79.03, 146.61) 05/24/2020   19:07:34  (  79.07, 146.60)    4.25                74
 05/24/2020   19:58:03   ( -79.51, -42.64) 05/24/2020   19:58:07  ( -79.50, -42.78)    2.93                 4
 05/27/2020   11:25:06   (  79.40, -95.16) 05/27/2020   11:24:18  (  79.40, -95.12)    0.73                48
 05/27/2020   12:14:26   ( -79.68,  74.43) 05/27/2020   12:14:55  ( -79.68,  74.57)    2.75                29
 05/30/2020   03:41:32   (  79.49,  21.33) 05/30/2020   03:41:10  (  79.49,  21.36)    0.53                22
 05/30/2020   04:30:53   ( -79.73,-169.31) 05/30/2020   04:31:48  ( -79.74,-169.19)    2.39                55
 06/01/2020   19:08:38   ( -79.36, -31.28) 06/01/2020   19:07:24  ( -79.37, -31.13)    3.17                74