Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 11 10.  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)
 11/12/2019   02:52:00   (  79.35,  32.72) 11/12/2019   02:51:01  (  79.34,  32.62)    2.28                59
 11/12/2019   03:41:20   ( -79.62,-157.75) 11/12/2019   03:41:38  ( -79.62,-157.83)    1.56                18
 11/14/2019   19:08:27   (  79.48, 149.45) 11/14/2019   19:07:51  (  79.48, 149.45)    0.27                36
 11/14/2019   19:57:47   ( -79.75, -40.97) 11/14/2019   19:58:28  ( -79.75, -40.92)    0.93                41
 11/17/2019   11:24:53   (  79.63, -93.56) 11/17/2019   11:24:40  (  79.64, -93.41)    3.07                13
 11/17/2019   12:14:17   ( -79.75,  74.97) 11/17/2019   12:15:22  ( -79.75,  74.86)    2.39                65
 11/20/2019   02:52:02   ( -79.46,-146.56) 11/20/2019   02:50:55  ( -79.46,-146.44)    2.46                67
 11/20/2019   03:41:23   (  79.64,  22.34) 11/20/2019   03:41:34  (  79.64,  22.34)    0.31                11
 11/22/2019   19:08:30   ( -79.50, -30.43) 11/22/2019   19:07:47  ( -79.49, -30.41)    0.31                43