Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 5 23.  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)
 05/24/2014   15:52:21   (  77.00,-173.60) 05/24/2014   15:51:56  (  77.01,-173.54)    1.60                25
 05/24/2014   16:41:34   ( -77.66,  -3.35) 05/24/2014   16:42:26  ( -77.66,  -3.27)    2.16                52
 05/27/2014   07:19:34   ( -76.53, 132.98) 05/27/2014   07:18:21  ( -76.54, 133.07)    2.58                73
 05/27/2014   08:08:47   (  77.13, -57.24) 05/27/2014   08:08:52  (  77.12, -57.27)    0.92                 5
 05/29/2014   23:36:02   ( -76.54,-111.10) 05/29/2014   23:35:20  ( -76.53,-111.20)    2.86                42
 05/30/2014   00:25:10   (  77.37,  59.57) 05/30/2014   00:25:45  (  77.36,  59.56)    0.23                35
 06/01/2014   15:52:21   ( -76.95,   6.21) 06/01/2014   15:52:09  ( -76.95,   6.25)    1.06                12
 06/01/2014   16:41:35   (  77.48, 175.91) 06/01/2014   16:42:41  (  77.47, 175.83)    2.39                66
 06/04/2014   07:19:30   (  76.44, -47.30) 06/04/2014   07:18:32  (  76.45, -47.27)    1.10                58