Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 1 24.  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)
 01/25/2021   03:41:20   (  79.64,  22.48) 01/25/2021   03:41:05  (  79.65,  22.59)    2.50                15
 01/25/2021   04:30:42   ( -79.83,-168.47) 01/25/2021   04:31:45  ( -79.83,-168.50)    0.81                63
 01/27/2021   19:08:28   ( -79.43, -30.80) 01/27/2021   19:07:22  ( -79.42, -30.85)    1.12                66
 01/27/2021   19:57:46   (  79.72, 138.93) 01/27/2021   19:57:57  (  79.72, 139.00)    1.43                11
 01/30/2021   11:24:55   ( -79.50,  85.61) 01/30/2021   11:24:15  ( -79.50,  85.52)    1.92                40
 01/30/2021   12:14:13   (  79.79,-104.64) 01/30/2021   12:14:50  (  79.79,-104.60)    0.78                37
 02/02/2021   03:41:22   ( -79.57,-158.00) 02/02/2021   03:41:08  ( -79.57,-158.11)    2.37                14
 02/02/2021   04:30:40   (  79.86,  11.77) 02/02/2021   04:31:43  (  79.86,  11.79)    0.51                63
 02/04/2021   19:08:26   (  79.48, 149.58) 02/04/2021   19:07:20  (  79.48, 149.63)    1.08                66