Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 2 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)
 02/10/2021   04:30:38   ( -79.89,-167.97) 02/10/2021   04:31:42  ( -79.89,-167.83)    3.04                64
 02/12/2021   19:08:25   ( -79.46, -30.52) 02/12/2021   19:07:21  ( -79.46, -30.55)    0.66                64
 02/12/2021   19:57:43   (  79.75, 139.24) 02/12/2021   19:57:56  (  79.76, 139.35)    2.26                13
 02/15/2021   11:24:49   ( -79.58,  86.24) 02/15/2021   11:24:11  ( -79.59,  86.32)    1.74                38
 02/15/2021   12:14:10   (  79.76,-104.80) 02/15/2021   12:14:50  (  79.76,-104.87)    1.53                40
 02/18/2021   03:41:16   ( -79.63,-157.56) 02/18/2021   03:41:05  ( -79.62,-157.64)    1.82                11
 02/18/2021   04:30:35   (  79.88,  11.97) 02/18/2021   04:31:41  (  79.88,  12.04)    1.54                66
 02/20/2021   19:08:21   (  79.47, 149.59) 02/20/2021   19:07:19  (  79.47, 149.55)    0.86                62
 02/20/2021   19:57:41   ( -79.74, -40.83) 02/20/2021   19:57:56  ( -79.75, -40.76)    1.48                15
 02/23/2021   11:24:45   (  79.62, -93.47) 02/23/2021   11:24:09  (  79.63, -93.33)    2.95                36