Published May 1989 | Version v1
Journal article

A comparison of optical and H I rotation curves in M 31

Creators

  • 1. Harvard-Smithsonian Center for Astrophysics, Cambridge, MA (USA)

Description

New redshifts have been obtained for H II regions along the major axis. These data, combined with a reanalysis of previously published work, show that optical and 21-cm determinations of the rotation curve are in excellent agreement. 12 refs

Additional details

Publishing Information

Journal Title
Publications of the Astronomical Society of the Pacific
Journal Volume
101
Series
Publ. Astron. Soc. Pac.
Journal Page Range
489-493
ISSN
0004-6280
CODEN
PASPA

INIS

Country of Publication
United States
Country of Input or Organization
United States
INIS RN
21012592
Subject category
S79: ASTROPHYSICS, COSMOLOGY AND ASTRONOMY;
Descriptors DEI
GALAXIES; HYDROGEN; H2 REGIONS; RADIOWAVE RADIATION; ROTATION; SPECTROSCOPY; SPIRAL CONFIGURATION; TELESCOPES; VISIBLE RADIATION
Descriptors DEC
CONFIGURATION; COSMIC RADIO SOURCES; ELECTROMAGNETIC RADIATION; ELEMENTS; NONMETALS; RADIATIONS