Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 13.  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   ( -79.46,-146.44) 11/14/2017   02:51:22  ( -79.45,-146.55)    2.47                39
 11/14/2017   03:41:18   (  79.78,  23.56) 11/14/2017   03:41:56  (  79.79,  23.64)    1.68                38
 11/16/2017   19:08:26   ( -79.64, -29.31) 11/16/2017   19:08:11  ( -79.64, -29.24)    1.35                15
 11/16/2017   19:57:47   (  79.81, 139.63) 11/16/2017   19:58:50  (  79.81, 139.58)    1.03                63
 11/19/2017   10:35:35   (  79.38, -82.87) 11/19/2017   10:34:28  (  79.37, -82.97)    2.21                67
 11/19/2017   11:24:55   ( -79.66,  86.73) 11/19/2017   11:25:05  ( -79.66,  86.70)    0.63                10
 11/22/2017   02:51:59   (  79.58,  34.43) 11/22/2017   02:51:16  (  79.59,  34.56)    2.56                43
 11/22/2017   03:41:23   ( -79.71,-157.00) 11/22/2017   03:41:58  ( -79.71,-157.09)    1.96                35
 11/24/2017   19:08:26   (  79.63, 150.65) 11/24/2017   19:08:08  (  79.64, 150.73)    1.51                18
 11/24/2017   19:57:49   ( -79.79, -40.49) 11/24/2017   19:58:49  ( -79.79, -40.62)    2.69                60
 11/27/2017   10:35:36   ( -79.39,  97.20) 11/27/2017   10:34:26  ( -79.38,  97.11)    1.86                70