Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2015 4 5.  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)
 04/07/2015   00:24:48   ( -78.63,-114.39) 04/07/2015   00:24:25  ( -78.63,-114.29)    2.23                23
 04/07/2015   01:14:07   (  78.91,  54.81) 04/07/2015   01:15:02  (  78.90,  54.73)    1.78                55
 04/09/2015   16:41:19   ( -78.64,   1.56) 04/09/2015   16:41:16  ( -78.64,   1.50)    1.38                 3
 04/09/2015   17:30:13   (  79.88, 177.22) 04/09/2015   17:31:27  (  79.79, 177.39)   10.02                74
 04/12/2015   08:08:30   (  78.41, -51.41) 04/12/2015   08:07:27  (  78.42, -51.34)    1.69                63
 04/12/2015   08:57:47   ( -78.85, 118.60) 04/12/2015   08:58:01  ( -78.86, 118.68)    1.67                14
 04/15/2015   00:25:05   (  78.41,  64.42) 04/15/2015   00:24:18  (  78.41,  64.39)    0.65                47
 04/15/2015   01:14:22   ( -78.85,-125.55) 04/15/2015   01:14:52  ( -78.85,-125.60)    1.07                30
 04/17/2015   16:41:40   (  78.44,-179.58) 04/17/2015   16:41:07  (  78.43,-179.69)    2.53                33