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News Release Archive:

News Release 567 of 967

July 12, 2001 09:00 AM (EDT)

News Release Number: STScI-2001-19

Magnetic Fields Weave Rings Around Stars

Technical facts about this news release:

About these Objects 
Name: HD184927 sOriE (HD 37479) bCep (HD 205021) HR6684 (HD 163472)
Position (J2000): R.A. 19h 35m 32.01s
Dec. +31° 16' 35.9''
R.A. 05h 38m 47.19s
Dec. -02° 35' 40.5''
R.A. 21h 28m 39.60s
Dec. +70° 33' 38.6''
R.A. 17h 56m 18.40s
Dec. +00° 40' 13.3''
Constellation: Cygnus Orion Cepheus Ophiuchus
Chemical Composition: Metal-deficient;
He-rich
Metal-deficient;
He-rich
Normal Normal
Exposure Dates: 1981 - 1995 1979 - 1986 1980 - 1995 1981 - 1995
Object Description: Rotating Magnetic B Stars
Spectral Type: B1 - B2
Age: These stars are roughly 10 million years old.
About the Data 
Instrument: High Spectral Dispersion configuration with the Short Wavelength Prime (SWP) Camera on the International Ultraviolet Explorer (IUE)
Principal Astronomers:

M. Smith (STScI) and D. Groote (Univ. Hamburg)

Release Date: 9:00 a.m. (EDT) July 12, 2001