Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 2 8.  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   03:41:18   (  79.63,  22.46) 02/10/2021   03:41:05  (  79.63,  22.47)    0.07                13
 02/10/2021   04:30:38   ( -79.89,-167.94) 02/10/2021   04:31:42  ( -79.90,-167.79)    3.06                64
 02/12/2021   19:08:25   ( -79.46, -30.49) 02/12/2021   19:07:21  ( -79.46, -30.52)    0.65                64
 02/12/2021   19:57:43   (  79.76, 139.26) 02/12/2021   19:57:56  (  79.76, 139.38)    2.27                13
 02/15/2021   11:24:49   ( -79.59,  86.26) 02/15/2021   11:24:11  ( -79.59,  86.35)    1.75                38
 02/15/2021   12:14:10   (  79.77,-104.78) 02/15/2021   12:14:50  (  79.76,-104.85)    1.54                40
 02/18/2021   03:41:17   ( -79.60,-157.80) 02/18/2021   03:41:06  ( -79.59,-157.89)    1.83                11
 02/18/2021   04:30:35   (  79.88,  11.99) 02/18/2021   04:31:41  (  79.88,  12.07)    1.53                66
 02/20/2021   19:08:21   (  79.48, 149.61) 02/20/2021   19:07:19  (  79.47, 149.57)    0.88                62