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(l,b) = (35, 25). (l,b) = (125, 25). Galaxy concentrations within 80 h -1 Mpc of Local Group (Hudson et al. 1993). LMC in HI Kim et al. 1998, ApJ, 503, 674. HI in the Magellanic Clouds and Magellanic Stream (Putman et al 1998, Nature, 394, 752). Bar. Disk.
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(l,b) = (35, 25) (l,b) = (125, 25) Galaxy concentrations within 80 h-1 Mpc of Local Group (Hudson et al. 1993)
LMC in HI Kim et al. 1998, ApJ, 503, 674
HI in the Magellanic Clouds and Magellanic Stream (Putman et al 1998, Nature, 394, 752)
Bar Disk CMDs of different regions of the LMC Smecker-Hane et al 2002, ApJ, 566, 239
Bar Disk Smecker-Hane et al 2002, ApJ, 566, 239
Carina dSph Majewski et al 2000, AJ, 119, 760
Example Merging Trees Wechsler et al 2002, ApJ, 568, 52 Cluster Galaxy
HII regions with 12+log(O/H)=8.0 van Zee & Haynes 2006
Metallicity-Luminosity Relation van Zee, Skillman, & Haynes 2006
Effective yields • Typical effective yields are ¼ of theoretical yields. • Nonetheless, some galaxies appear to behave as closed boxes. van Zee & Haynes 2006
Ar/O Ne/O Abundance ratios S/O N/O van Zee & Haynes 2006
N/O and color van Zee & Haynes 2006