Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 4 15.  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)
 04/17/2020   11:25:15   ( -79.35,  84.49) 04/17/2020   11:24:25  ( -79.34,  84.36)    2.97                50
 04/17/2020   12:14:33   (  79.65,-105.78) 04/17/2020   12:15:00  (  79.65,-105.79)    0.20                27
 04/20/2020   03:41:39   ( -79.52,-158.52) 04/20/2020   03:41:15  ( -79.52,-158.46)    1.17                24
 04/20/2020   04:31:00   (  79.70,  10.42) 04/20/2020   04:31:54  (  79.69,  10.32)    2.30                54
 04/22/2020   19:09:19   (  77.90, 140.73) 04/22/2020   19:08:05  (  78.03, 140.24)   18.35                74
 04/22/2020   19:58:06   ( -79.56, -42.33) 04/22/2020   19:58:09  ( -79.56, -42.37)    0.65                 3
 04/25/2020   11:25:10   (  79.43, -94.95) 04/25/2020   11:24:22  (  79.44, -94.88)    1.58                48
 04/25/2020   12:14:32   ( -79.64,  74.09) 04/25/2020   12:15:02  ( -79.63,  74.00)    2.08                30
 04/28/2020   03:41:35   (  79.51,  21.42) 04/28/2020   03:41:14  (  79.51,  21.44)    0.59                21