Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 4 4.  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)
 04/06/2014   16:41:35   ( -77.78,  -2.71) 04/06/2014   16:40:59  ( -77.79,  -2.62)    2.51                36
 04/06/2014   17:30:51   (  78.21, 166.90) 04/06/2014   17:31:33  (  78.21, 166.91)    0.31                42
 04/09/2014   08:58:02   ( -77.96, 113.92) 04/09/2014   08:57:55  ( -77.97, 114.04)    3.06                 7
 04/09/2014   09:47:18   (  78.38, -76.42) 04/09/2014   09:48:29  (  78.38, -76.37)    1.30                71
 04/12/2014   00:25:18   (  77.50,  60.17) 04/12/2014   00:24:22  (  77.50,  60.17)    0.15                56
 04/12/2014   01:14:34   ( -78.02,-129.92) 04/12/2014   01:14:55  ( -78.02,-129.95)    0.75                21
 04/14/2014   16:41:51   (  77.59, 176.38) 04/14/2014   16:41:21  (  77.58, 176.33)    1.28                30
 04/14/2014   17:31:08   ( -78.07, -13.86) 04/14/2014   17:31:55  ( -78.06, -13.97)    2.54                47
 04/17/2014   08:58:24   (  77.74, -67.11) 04/17/2014   08:58:18  (  77.74, -67.14)    0.77                 6