SIMBAD references

1996A&A...313L..25P - Astronomy and Astrophysics, volume 313, L25-28 (1996/9-3)

A damped Lyα candidate at z∼0.1 towards Q0439-433.

PETITJEAN P., THEODORE B., SMETTE A. and LESPINE Y.

Abstract (from CDS):

We report on the detection of a Zgal=0.101 galaxy projected on the sky at 4.2arcsec (or 5.2h–1100kpc for q0=0.5) from the quasar Q 0439-433 (zem=0.594). The HST spectrum of the quasar shows strong Mg II, Fe II, Si II, Al II and C IV absorption lines at the same redshift as the galaxy. The equivalent width ratios of the low ionization lines indicate that this system is probably damped with a neutral hydrogen column density of N(HI)∼1020cm-2. The C IV doublet presents a complex structure and in particular a satellite with a velocity v=1100km/s relative to the galaxy. Additional HST and redshifted 21cm observations of this QSO-galaxy pair would offer an ideal opportunity to study the morphology of a damped absorber and the kinematics of the halo of a low-redshift galaxy.

Abstract Copyright:

Journal keyword(s): Galaxies: ISM, quasars: absorption lines, quasars: individual: Q 0439-433 - Galaxies: halo

Simbad objects: 2

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