Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 7 17.  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)
 07/19/2014   15:02:50   (  76.11,-164.21) 07/19/2014   15:02:47  (  76.11,-164.21)    0.19                 3
 07/19/2014   15:51:59   ( -77.00,   6.46) 07/19/2014   15:53:13  ( -76.99,   6.47)    0.95                74
 07/22/2014   06:30:01   ( -75.59, 142.47) 07/22/2014   06:29:14  ( -75.59, 142.52)    1.46                47
 07/22/2014   07:19:10   (  76.38, -47.45) 07/22/2014   07:19:41  (  76.37, -47.49)    1.32                31
 07/24/2014   22:46:18   ( -75.99,-100.43) 07/24/2014   22:46:05  ( -76.00,-100.36)    2.23                13
 07/24/2014   23:35:28   (  76.72,  69.61) 07/24/2014   23:36:33  (  76.72,  69.61)    0.05                65
 07/27/2014   14:13:29   (  75.29,-154.21) 07/27/2014   14:12:34  (  75.29,-154.18)    0.91                55
 07/27/2014   15:02:38   ( -76.18,  16.04) 07/27/2014   15:03:00  ( -76.17,  16.02)    0.51                22
 07/30/2014   06:29:44   (  75.70, -37.14) 07/30/2014   06:29:24  (  75.70, -37.12)    0.70                20