Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 10 6.  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)
 10/08/2019   10:35:22   (  79.32, -83.32) 10/08/2019   10:34:19  (  79.32, -83.35)    0.62                63
 10/08/2019   11:24:41   ( -79.64,  86.48) 10/08/2019   11:24:55  ( -79.64,  86.52)    0.88                14
 10/11/2019   02:51:43   (  79.50,  33.79) 10/11/2019   02:51:08  (  79.51,  33.91)    2.50                35
 10/11/2019   03:41:06   ( -79.67,-157.42) 10/11/2019   03:41:49  ( -79.66,-157.54)    2.62                43
 10/13/2019   19:08:07   (  79.53, 149.84) 10/13/2019   19:08:01  (  79.53, 149.82)    0.45                 6
 10/13/2019   19:57:27   ( -79.80, -40.53) 10/13/2019   19:58:38  ( -79.80, -40.49)    0.75                71
 10/16/2019   10:35:11   ( -79.37,  97.04) 10/16/2019   10:34:16  ( -79.37,  96.97)    1.54                55
 10/16/2019   11:24:31   (  79.58, -93.88) 10/16/2019   11:24:54  (  79.58, -94.01)    2.85                23
 10/19/2019   02:51:32   ( -79.54,-145.92) 10/19/2019   02:51:05  ( -79.55,-145.80)    2.54                27