Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 3.  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)
 11/06/2017   02:51:56   (  79.54,  34.12) 11/06/2017   02:51:21  (  79.55,  34.18)    1.31                35
 11/06/2017   03:41:17   ( -79.78,-156.51) 11/06/2017   03:41:59  ( -79.78,-156.42)    1.75                42
 11/08/2017   19:08:22   (  79.66, 150.86) 11/08/2017   19:08:11  (  79.67, 151.00)    2.75                11
 11/08/2017   19:57:46   ( -79.79, -40.55) 11/08/2017   19:58:53  ( -79.78, -40.69)    3.05                67
 11/11/2017   10:35:33   ( -79.42,  97.38) 11/11/2017   10:34:29  ( -79.42,  97.40)    0.44                64
 11/11/2017   11:24:52   (  79.67, -93.24) 11/11/2017   11:25:06  (  79.66, -93.31)    1.48                14
 11/14/2017   02:52:02   ( -79.46,-146.49) 11/14/2017   02:51:23  ( -79.45,-146.63)    2.88                39
 11/14/2017   03:41:19   (  79.77,  23.44) 11/14/2017   03:41:57  (  79.78,  23.51)    1.49                38
 11/16/2017   19:08:27   ( -79.63, -29.35) 11/16/2017   19:08:12  ( -79.64, -29.30)    1.02                15