Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 5 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)
 05/11/2020   11:25:08   (  79.44, -94.92) 05/11/2020   11:24:20  (  79.44, -94.81)    2.43                48
 05/11/2020   12:14:30   ( -79.63,  74.09) 05/11/2020   12:15:00  ( -79.63,  74.03)    1.30                30
 05/14/2020   03:41:36   (  79.47,  21.19) 05/14/2020   03:41:14  (  79.47,  21.19)    0.19                22
 05/14/2020   04:30:56   ( -79.74,-169.23) 05/14/2020   04:31:51  ( -79.75,-169.10)    2.70                55
 05/16/2020   19:08:43   ( -79.32, -31.58) 05/16/2020   19:07:29  ( -79.32, -31.51)    1.56                74
 05/16/2020   19:58:03   (  79.54, 137.54) 05/16/2020   19:58:07  (  79.53, 137.46)    1.74                 4
 05/19/2020   11:25:09   ( -79.39,  84.74) 05/19/2020   11:24:21  ( -79.39,  84.74)    0.02                48
 05/19/2020   12:14:29   (  79.60,-106.14) 05/19/2020   12:14:59  (  79.59,-106.28)    3.12                30
 05/22/2020   03:41:36   ( -79.45,-158.96) 05/22/2020   03:41:14  ( -79.45,-159.01)    1.12                22