1ST RESULTS OF THE CIDA SCHMIDT SURVEY - SELECTED ZONES IN TAURUS-AURIGA

被引:50
作者
BRICENO, C
CALVET, N
GOMEZ, M
HARTMANN, LW
KENYON, SJ
WHITNEY, BA
机构
[1] HARVARD SMITHSONIAN CTR ASTROPHYS,CAMBRIDGE,MA 02138
[2] INST ESTUDIS CATALANS,SOC CATALANA FIS,ASTROFIS GRP,BARCELONA,SPAIN
关键词
D O I
10.1086/133221
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We have begun an objective-prism Halpha survey of star-forming regions using the CIDA 1 m Schmidt Camera, with a limiting magnitude V almost-equal-to 18. We report here first results for selected areas of the Taurus-Auriga molecular clouds. Of the list of candidates found in the objective-prism plates, twelve stars have been confirmed as pre-main sequence by the detection of the Li I 6707 angstrom absorption line. Five of these stars are in the dark cloud L1544, where only one T Tauri star was previously known. The new stars have very late spectral types and most have estimated masses between 0.2 M. and 0.3 M..
引用
收藏
页码:686 / 692
页数:7
相关论文
共 29 条
[1]  
[Anonymous], 1988, LICK OBSERVATORY B 1
[2]   OBSERVATIONAL STUDIES OF PRE-MAIN-SEQUENCE EVOLUTION [J].
COHEN, M ;
KUHI, LV .
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 1979, 41 (04) :743-843
[3]   A REEXAMINATION OF LUMINOSITY SOURCES IN T-TAURI STARS .1. TAURUS-AURIGA [J].
COHEN, M ;
EMERSON, JP ;
BEICHMAN, CA .
ASTROPHYSICAL JOURNAL, 1989, 339 (01) :455-473
[4]  
DANTONA F, 1992, PREPRINT
[5]   DISCOVERY OF THREE X-RAY LUMINOUS PRE-MAIN-SEQUENCE STARS [J].
FEIGELSON, ED ;
KRISS, GA .
ASTROPHYSICAL JOURNAL, 1981, 248 (01) :L35-&
[6]   AN X-RAY SURVEY FOR PRE-MAIN-SEQUENCE STARS IN THE TAURUS-AURIGA AND PERSEUS MOLECULAR CLOUD COMPLEXES [J].
FEIGELSON, ED ;
JACKSON, JM ;
MATHIEU, RD ;
MYERS, PC ;
WALTER, FM .
ASTRONOMICAL JOURNAL, 1987, 94 (05) :1251-&
[7]  
GLIESE W, 1969, VEROFF ASTRON RECHEN, V22
[8]   ON THE AGES OF PRE-MAIN-SEQUENCE STARS IN TAURUS [J].
GOMEZ, M ;
JONES, BF ;
HARTMANN, L ;
KENYON, SJ ;
STAUFFER, JR ;
HEWETT, R ;
REID, IN .
ASTRONOMICAL JOURNAL, 1992, 104 (02) :762-773
[9]  
GUILLEN P, 1992, THESIS U LOS ANDES
[10]  
HARO G, 1953, B OBS TONANTZINTAL T, V7, P11