Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 1 9.  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)
 01/09/2020   19:09:01   ( -78.22, -37.68) 01/09/2020   19:07:47  ( -78.32, -38.17)   15.65                74
 01/09/2020   19:57:52   (  79.63, 138.27) 01/09/2020   19:57:55  (  79.62, 138.13)    2.85                 3
 01/12/2020   11:24:59   ( -79.52,  85.73) 01/12/2020   11:24:07  ( -79.52,  85.73)    0.16                52
 01/12/2020   12:14:18   (  79.77,-104.78) 01/12/2020   12:14:43  (  79.78,-104.66)    2.50                25
 01/15/2020   03:41:27   ( -79.59,-157.89) 01/15/2020   03:40:58  ( -79.59,-157.92)    0.73                29
 01/15/2020   04:30:46   (  79.84,  11.62) 01/15/2020   04:31:34  (  79.84,  11.71)    1.85                48
 01/17/2020   19:57:55   ( -79.66, -41.51) 01/17/2020   19:57:49  ( -79.65, -41.56)    1.13                 6
 01/17/2020   20:47:14   (  79.90, 128.00) 01/17/2020   20:48:25  (  79.90, 128.08)    1.64                71
 01/20/2020   11:24:59   (  79.56, -93.98) 01/20/2020   11:23:58  (  79.57, -93.84)    2.94                61