Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 5.  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   (  79.53,  34.02) 11/06/2017   02:51:21  (  79.53,  34.08)    1.31                35
 11/06/2017   03:41:17   ( -79.76,-156.62) 11/06/2017   03:41:59  ( -79.77,-156.54)    1.74                42
 11/08/2017   19:08:23   (  79.65, 150.76) 11/08/2017   19:08:12  (  79.66, 150.89)    2.70                11
 11/08/2017   19:57:47   ( -79.77, -40.66) 11/08/2017   19:58:54  ( -79.77, -40.81)    3.09                67
 11/11/2017   10:35:32   ( -79.44,  97.53) 11/11/2017   10:34:28  ( -79.44,  97.54)    0.34                64
 11/11/2017   11:24:52   (  79.65, -93.35) 11/11/2017   11:25:06  (  79.65, -93.43)    1.56                14
 11/14/2017   02:52:02   ( -79.44,-146.61) 11/14/2017   02:51:23  ( -79.43,-146.76)    3.08                39
 11/14/2017   03:41:19   (  79.76,  23.31) 11/14/2017   03:41:57  (  79.76,  23.37)    1.35                38
 11/16/2017   19:08:27   ( -79.62, -29.48) 11/16/2017   19:08:12  ( -79.62, -29.45)    0.69                15