Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 12 30.  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)
 01/01/2021   03:41:24   ( -79.57,-158.11) 01/01/2021   03:41:05  ( -79.57,-158.10)    0.40                19
 01/01/2021   04:30:45   (  79.75,  10.84) 01/01/2021   04:31:44  (  79.74,  10.70)    2.80                59
 01/03/2021   19:08:28   (  79.47, 149.43) 01/03/2021   19:07:18  (  79.47, 149.55)    2.54                70
 01/03/2021   19:57:51   ( -79.63, -41.79) 01/03/2021   19:57:59  ( -79.62, -41.86)    1.38                 8
 01/06/2021   11:24:55   (  79.52, -94.31) 01/06/2021   11:24:12  (  79.53, -94.25)    1.49                43
 01/06/2021   12:14:17   ( -79.72,  74.76) 01/06/2021   12:14:52  ( -79.71,  74.65)    2.35                35
 01/09/2021   03:41:21   (  79.60,  22.18) 01/09/2021   03:41:05  (  79.61,  22.22)    1.07                16
 01/09/2021   04:30:44   ( -79.77,-168.99) 01/09/2021   04:31:46  ( -79.76,-169.12)    2.65                62
 01/11/2021   19:08:28   ( -79.40, -31.02) 01/11/2021   19:07:22  ( -79.39, -31.10)    1.72                66