Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 6 10.  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)
 06/12/2014   07:19:24   ( -76.55, 133.07) 06/12/2014   07:18:40  ( -76.56, 133.17)    2.69                44
 06/12/2014   08:08:38   (  77.10, -57.32) 06/12/2014   08:09:12  (  77.09, -57.37)    1.40                34
 06/14/2014   23:35:44   ( -76.83,-110.07) 06/14/2014   23:35:32  ( -76.84,-109.97)    2.78                12
 06/15/2014   00:24:59   (  77.32,  59.41) 06/15/2014   00:26:05  (  77.31,  59.37)    1.09                66
 06/17/2014   15:02:57   (  76.09,-164.28) 06/17/2014   15:02:01  (  76.08,-164.32)    1.22                56
 06/17/2014   15:52:07   ( -76.93,   6.20) 06/17/2014   15:52:28  ( -76.93,   6.19)    0.14                21
 06/20/2014   07:19:15   (  76.41, -47.36) 06/20/2014   07:18:52  (  76.40, -47.40)    1.04                23
 06/20/2014   08:08:26   ( -77.19, 123.08) 06/20/2014   08:09:20  ( -77.20, 123.09)    0.35                54
 06/22/2014   22:46:23   ( -75.91,-100.68) 06/22/2014   22:45:16  ( -75.91,-100.67)    0.41                67