Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 16.  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)
 11/19/2017   10:35:34   (  79.41, -82.67) 11/19/2017   10:34:27  (  79.40, -82.76)    2.01                67
 11/19/2017   11:24:54   ( -79.68,  86.92) 11/19/2017   11:25:04  ( -79.68,  86.91)    0.35                10
 11/22/2017   02:51:59   (  79.57,  34.36) 11/22/2017   02:51:16  (  79.58,  34.50)    2.98                43
 11/22/2017   03:41:22   ( -79.74,-156.81) 11/22/2017   03:41:57  ( -79.73,-156.88)    1.45                35
 11/24/2017   19:08:26   (  79.66, 150.85) 11/24/2017   19:08:08  (  79.66, 150.96)    2.24                18
 11/24/2017   19:57:49   ( -79.82, -40.30) 11/24/2017   19:58:49  ( -79.81, -40.39)    1.93                60
 11/27/2017   10:35:35   ( -79.41,  97.37) 11/27/2017   10:34:25  ( -79.41,  97.33)    0.78                70
 11/27/2017   11:24:52   (  79.73, -92.69) 11/27/2017   11:24:59  (  79.74, -92.59)    2.15                 7
 11/30/2017   02:52:01   ( -79.53,-145.97) 11/30/2017   02:51:16  ( -79.53,-145.97)    0.05                45