Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 6 8.  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)
 06/09/2014   15:03:55   ( -73.71,   9.51) 06/09/2014   15:02:41  ( -73.80,   9.04)   17.27                74
 06/09/2014   15:52:15   (  76.97,-173.69) 06/09/2014   15:52:17  (  76.97,-173.65)    0.95                 2
 06/12/2014   07:19:27   ( -76.45, 132.73) 06/12/2014   07:18:43  ( -76.45, 132.76)    0.87                44
 06/12/2014   08:08:35   (  77.27, -56.65) 06/12/2014   08:09:08  (  77.28, -56.53)    3.08                33
 06/14/2014   23:35:49   ( -76.65,-110.71) 06/14/2014   23:35:37  ( -76.64,-110.74)    0.90                12
 06/15/2014   00:24:57   (  77.42,  59.80) 06/15/2014   00:26:02  (  77.42,  59.86)    1.49                65
 06/17/2014   15:02:58   (  76.07,-164.35) 06/17/2014   15:02:01  (  76.06,-164.39)    1.27                57
 06/17/2014   15:52:08   ( -76.92,   6.14) 06/17/2014   15:52:28  ( -76.92,   6.13)    0.24                20
 06/20/2014   07:19:14   (  76.51, -47.02) 06/20/2014   07:18:49  (  76.52, -46.96)    1.63                25