Spectral properties of galaxies in the Stromlo-APM redshift survey: clues on the local star-forming galaxies

dc.creatorTresse, Laurence
dc.creatorMaddox, Steve J.
dc.creatorLoveday, Jon
dc.date1997-12-09
dc.date.accessioned2026-07-07T02:25:33Z
dc.date.available2026-07-07T02:25:33Z
dc.descriptionWe analyse emission-line properties of the bj-selected Stromlo-APM spectra (<z> = 0.05). Because this is a representative sample, we can study the global spectral properties of the local galaxy population. We classify spectra according to their H_alpha emission, which is closely related to massive star formation. This study gives a comparative local point for analysis of more distant surveys. We show that in the local universe, faint, small galaxies are dominated by star formation activity, while bright, large galaxies are more quiescent. Obviously this picture of the local universe is quite different from the distant one, where bright galaxies appear to show a rapidly-increasing activity back in time.
dc.description4 pages, LaTeX (macro paspconf.sty), 6 figures. To appear in "The Young Universe", eds. S. D'Odorico, A. Fontana, E. Giallongo, A.S.P. Conf. Series
dc.identifierhttps://arxiv.org/abs/astro-ph/9712131
dc.identifierhttp://arxiv.org/abs/astro-ph/9712131
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/11918
dc.subjectAstrophysics
dc.titleSpectral properties of galaxies in the Stromlo-APM redshift survey: clues on the local star-forming galaxies
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