Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 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)
 01/01/2022   10:35:29   (  79.43, -82.44) 01/01/2022   10:34:49  (  79.42, -82.54)    2.21                40
 01/01/2022   11:24:49   ( -79.70,  87.10) 01/01/2022   11:25:26  ( -79.70,  87.07)    0.60                37
 01/04/2022   02:51:53   (  79.52,  34.04) 01/04/2022   02:51:37  (  79.51,  33.92)    2.54                16
 01/04/2022   03:41:13   ( -79.78,-156.38) 01/04/2022   03:42:14  ( -79.78,-156.41)    0.85                61
 01/06/2022   18:18:57   ( -79.41, -18.44) 01/06/2022   18:17:47  ( -79.42, -18.36)    1.68                70
 01/06/2022   19:08:18   (  79.59, 150.45) 01/06/2022   19:08:26  (  79.59, 150.38)    1.32                 8
 01/09/2022   10:35:23   ( -79.44,  97.64) 01/09/2022   10:34:38  ( -79.43,  97.55)    1.90                45
 01/09/2022   11:24:41   (  79.73, -92.67) 01/09/2022   11:25:13  (  79.73, -92.60)    1.49                32
 01/12/2022   02:51:45   ( -79.60,-145.32) 01/12/2022   02:51:24  ( -79.61,-145.20)    2.47                21