A DISTANCE TO THE CEPHEID HV-829 IN THE SMALL MAGELLANIC CLOUD

被引:10
作者
BARNES, TG
MOFFETT, TJ
GIEREN, WP
机构
[1] CATHOLIC UNIV CHILE,ASTROFIS GRP,SANTIAGO,CHILE
[2] PURDUE UNIV,DEPT PHYS,W LAFAYETTE,IN 47904
关键词
CEPHEIDS; GALAXIES; DISTANCES AND REDSHIFTS; MAGELLANIC CLOUDS;
D O I
10.1086/186763
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present a distance determination to the Cepheid variable HV 829 in the Small Magellanic Cloud using the surface brightness technique. The distance so obtained is independent of any other astrophysical distance scale; in particular, it is independent of the Cepheid PL (and PLC) relations. It is also independent of any assumptions concerning reddening in the SMC. The distance obtained to HV 829 is 61 +/- 6 kpc, which corresponds to a distance modulus of 18.9 +/- 0.2 mag. Because HV 829 may not lie at the centroid distance for the SMC, this may not be representative of the mean distance to the SMC, but it does provide additional evidence for the ''long distance scale'' for the SMC.
引用
收藏
页码:L51 / L53
页数:3
相关论文
共 18 条
[1]   STELLAR ANGULAR DIAMETERS AND VISUAL SURFACE BRIGHTNESS .1. LATE SPECTRAL TYPES [J].
BARNES, TG ;
EVANS, DS .
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1976, 174 (03) :489-502
[2]   DISTANCES OF CEPHEID VARIABLES [J].
BARNES, TG ;
DOMINY, JF ;
EVANS, DS ;
KELTON, PW ;
PARSONS, SB ;
STOVER, RJ .
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1977, 178 (03) :661-674
[3]   ORBITAL ELEMENTS OF 6 SPECTROSCOPIC BINARY STARS [J].
BOPP, BW ;
EVANS, DS ;
LAING, JD .
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1970, 147 (04) :355-&
[4]   BVI REDDENINGS OF MAGELLANIC CLOUD CEPHEIDS [J].
CALDWELL, JAR ;
COULSON, IM .
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1985, 212 (04) :879-888
[5]  
CALDWELL JAR, 1986, S AFRICAN ASTRON OBS, V8, P1
[6]  
FEAST MW, 1988, ASP C SERIES, V4, P9
[7]  
FEAST MW, 1991, 709 S AFR ASTR OBS P
[8]   THE SHORT-PERIOD CEPHEID EU TAU .1. NEW PHOTOMETRIC AND RADIAL-VELOCITY DATA [J].
GIEREN, WP ;
MATTHEWS, JM ;
MOFFETT, TJ ;
BARNES, TG ;
FRUEH, ML ;
SZABADOS, L .
ASTRONOMICAL JOURNAL, 1989, 98 (05) :1672-1681
[9]  
GIEREN WP, 1993, UNPUB APJ
[10]   AN INVESTIGATION OF PHOTOELECTRIC RADIAL-VELOCITY SPECTROMETERS AS USED IN THE ANALYSIS OF CEPHEID VARIABLES [J].
HINDSLEY, R ;
BELL, RA .
PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC, 1986, 98 (607) :881-888