Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 1 18.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/19/2013   04:30:48   ( -79.69,-169.50) ( -79.69,-169.54)    0.84                45
 01/19/2013   05:20:07   (  79.95,   0.21) (  79.96,   0.35)    2.87                32
 01/21/2013   20:47:30   ( -79.75, -53.22) ( -79.75, -53.22)    0.29                25
 01/21/2013   21:36:50   (  79.98, 116.25) (  79.99, 116.40)    3.20                52
 01/24/2013   13:04:20   ( -79.82,  63.12) ( -79.82,  63.15)    0.55                 9
 01/24/2013   13:53:41   (  80.02,-127.65) (  80.03,-127.50)    3.13                68
 01/27/2013   04:32:14   (  78.98,   5.54) (  79.06,   5.32)    9.77                74
 01/27/2013   05:21:19   ( -79.83, 178.97) ( -79.84, 179.00)    0.72                 3
 01/29/2013   20:49:05   (  79.66, 125.72) (  79.65, 125.68)    0.94                66
 01/29/2013   21:38:27   ( -79.86, -65.13) ( -79.86, -65.11)    0.53                11
 02/01/2013   13:06:22   (  79.65,-118.65) (  79.64,-118.71)    1.28                62