Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 3 7.  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)
 03/08/2021   19:11:14   (  71.76, 124.06) 03/08/2021   19:10:01  (  72.13, 121.91)   84.60                73
 03/08/2021   19:57:56   ( -79.65, -41.65) 03/08/2021   19:57:56  ( -79.65, -41.57)    1.67                 0
 03/11/2021   11:25:04   (  79.43, -94.92) 03/11/2021   11:24:12  (  79.43, -94.94)    0.59                52
 03/11/2021   12:14:24   ( -79.70,  74.62) 03/11/2021   12:14:49  ( -79.70,  74.66)    0.83                25
 03/14/2021   03:41:30   (  79.52,  21.55) 03/14/2021   03:41:03  (  79.52,  21.52)    0.63                27
 03/14/2021   04:30:50   ( -79.78,-168.87) 03/14/2021   04:31:40  ( -79.78,-168.84)    0.70                50
 03/16/2021   19:57:57   (  79.60, 137.98) 03/16/2021   19:57:55  (  79.60, 137.97)    0.27                 2
 03/16/2021   20:46:32   ( -81.19, -37.80) 03/16/2021   20:47:46  ( -80.95, -37.28)   27.90                74
 03/19/2021   11:25:03   ( -79.49,  85.47) 03/19/2021   11:24:08  ( -79.50,  85.62)    3.12                55