Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 12.  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)
 11/14/2017   02:52:01   ( -79.48,-146.34) 11/14/2017   02:51:22  ( -79.47,-146.45)    2.48                39
 11/14/2017   03:41:19   (  79.76,  23.37) 11/14/2017   03:41:57  (  79.77,  23.45)    1.74                38
 11/16/2017   19:08:27   ( -79.61, -29.49) 11/16/2017   19:08:12  ( -79.62, -29.42)    1.54                15
 11/16/2017   19:57:47   (  79.82, 139.71) 11/16/2017   19:58:50  (  79.82, 139.67)    0.81                63
 11/19/2017   10:35:34   (  79.39, -82.81) 11/19/2017   10:34:27  (  79.38, -82.88)    1.62                67
 11/19/2017   11:24:54   ( -79.67,  86.80) 11/19/2017   11:25:04  ( -79.67,  86.80)    0.17                10
 11/22/2017   02:52:01   (  79.48,  33.67) 11/22/2017   02:51:19  (  79.47,  33.55)    2.73                42
 11/22/2017   03:41:21   ( -79.75,-156.68) 11/22/2017   03:41:56  ( -79.75,-156.72)    0.86                35
 11/24/2017   19:08:28   (  79.56, 150.11) 11/24/2017   19:08:11  (  79.55, 149.97)    3.07                17