Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 10 24.  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)
 10/26/2017   10:35:22   ( -79.47,  97.75) 10/26/2017   10:34:29  ( -79.48,  97.84)    1.93                53
 10/26/2017   11:24:41   (  79.72, -92.83) 10/26/2017   11:25:06  (  79.72, -92.77)    1.19                25
 10/29/2017   02:51:50   ( -79.49,-146.26) 10/29/2017   02:51:24  ( -79.48,-146.38)    2.66                26
 10/29/2017   03:41:07   (  79.80,  23.70) 10/29/2017   03:41:58  (  79.81,  23.85)    3.02                51
 10/31/2017   18:21:31   (  71.79, 136.50) 10/31/2017   18:20:18  (  72.13, 134.46)   80.10                73
 10/31/2017   19:08:15   ( -79.61, -29.53) 10/31/2017   19:08:15  ( -79.61, -29.53)    0.14                 0
 11/03/2017   10:35:21   (  79.40, -82.74) 11/03/2017   10:34:31  (  79.39, -82.88)    3.03                50
 11/03/2017   11:24:42   ( -79.64,  86.63) 11/03/2017   11:25:09  ( -79.64,  86.49)    2.90                27
 11/06/2017   02:51:43   (  79.58,  34.40) 11/06/2017   02:51:19  (  79.58,  34.45)    1.14                24