Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2018 8 1.  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)
 08/02/2018   11:25:19   ( -79.26,  83.93) 08/02/2018   11:24:43  ( -79.26,  83.86)    1.67                36
 08/02/2018   12:14:37   (  79.57,-106.38) 08/02/2018   12:15:18  (  79.57,-106.34)    0.74                41
 08/05/2018   03:41:42   ( -79.46,-158.90) 08/05/2018   03:41:34  ( -79.47,-158.75)    3.19                 8
 08/05/2018   04:31:04   (  79.61,   9.77) 08/05/2018   04:32:14  (  79.60,   9.73)    1.00                70
 08/07/2018   19:08:49   (  79.18, 147.51) 08/07/2018   19:07:53  (  79.17, 147.42)    1.99                56
 08/07/2018   19:58:07   ( -79.53, -42.50) 08/07/2018   19:58:28  ( -79.54, -42.41)    2.04                21
 08/10/2018   11:25:15   (  79.25, -96.15) 08/10/2018   11:24:48  (  79.24, -96.29)    3.08                27
 08/10/2018   12:14:33   ( -79.60,  73.87) 08/10/2018   12:15:23  ( -79.60,  73.93)    1.24                50
 08/13/2018   02:53:34   ( -75.80,-162.76) 08/13/2018   02:52:20  ( -76.01,-163.88)   38.46                74