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Table 6:

Observed and derived properties for HCG 23 regions.
ID RA Dec FUV NUV FUV-NUVa Ageb Velocityc
  (2000) (2000)       (Myr) (km s-1)
1 46.71703 -9.56431 21.64 $\pm $ 0.11 21.02 $\pm $ 0.05 0.50 $\pm $ 0.10    
2 46.79337 -9.57706 18.67 $\pm $ 0.03 17.86 $\pm $ 0.01 0.49 $\pm $ 0.05   10150
3 46.71273 -9.59288 19.81 $\pm $ 0.04 19.51 $\pm $ 0.02 0.41 $\pm $ 0.07    
4 46.71515 -9.60920 21.55 $\pm $ 0.14 21.24 $\pm $ 0.07 0.45 $\pm $ 0.13    
5 46.72348 -9.62984 20.49 $\pm $ 0.07 19.31 $\pm $ 0.03 0.45 $\pm $ 0.08    
6 46.79189 -9.62909 21.64 $\pm $ 0.10 20.56 $\pm $ 0.03 0.82 $\pm $ 0.09    
7 46.81795 -9.63047 21.30 $\pm $ 0.09 21.29 $\pm $ 0.06 -0.07 $\pm $ 0.09 10.0  
8 46.77020 -9.67570 21.11 $\pm $ 0.09 20.87 $\pm $ 0.04 0.20 $\pm $ 0.08    
9 46.78895 -9.48790 19.90 $\pm $ 0.05 19.90 $\pm $ 0.02 0.00 $\pm $ 0.05 21.5 5283

a Using a fixed aperture of 4 $^{\prime\prime}$; b age from FUV-NUV using Thilker et al. (2007); c velocity taken from de Carvalho et al. (1997) and Hickson et al. (1992) for object 9 and 2 respectively.


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