Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 4 27.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/27/2013   19:58:52   (  79.56, 137.65) (  79.55, 137.61)    0.78                53
 04/27/2013   20:48:12   ( -79.78, -53.08) ( -79.77, -53.10)    0.65                24
 04/30/2013   12:15:17   (  79.64,-105.88) (  79.64,-105.90)    0.44                25
 04/30/2013   13:04:39   ( -79.82,  63.15) ( -79.82,  63.15)    0.19                52
 05/03/2013   03:42:42   ( -78.73,-163.38) ( -78.80,-163.71)   10.95                74
 05/03/2013   04:31:42   (  79.74,  10.75) (  79.75,  10.87)    2.59                 3
 05/05/2013   19:58:47   ( -79.60, -42.00) ( -79.61, -41.88)    2.55                46
 05/05/2013   20:48:07   (  79.82, 127.24) (  79.82, 127.34)    1.84                32
 05/08/2013   12:15:13   ( -79.63,  74.09) ( -79.62,  74.00)    1.85                16
 05/08/2013   13:04:33   (  79.81,-116.95) (  79.80,-117.08)    2.75                62
 05/11/2013   03:42:14   (  79.52,  21.56) (  79.53,  21.63)    1.67                64