Circumstellar molecular remission of evolved stars and mass loss: IRC+10216

Journal Article · Mon Mar 15 04:00:00 EST 1982 · Astrophys. J.; (United States)

DOI:https://doi.org/10.1086/159769· OSTI ID:5170360

Kwan, J; Linke, R A

Using CO J = 2 ..-->.. 1 and 1 ..-->.. 0 data, we revise an earlier model of the circumstellar envelope of IRC+10216. We determine that the mass loss rate is Mroughly-equal4 x 10/sup -5/ (d/200 pc)/sup 2/ M/sub sun/ yr/sup -1/, and (CO)/(H/sub 2/)roughly-equal6 x 10/sup -4/.

• Research Organization: Department of Physics and Astronomy, University of Massachusetts
• OSTI ID: 5170360
• Journal Information: Astrophys. J.; (United States), Journal Name: Astrophys. J.; (United States) Vol. 254:2; ISSN ASJOA
• Country of Publication: United States
• Language: English

Related Subjects

640102* -- Astrophysics & Cosmology-- Stars & Quasi-Stellar
Radio & X-Ray Sources
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ATMOSPHERES
CARBON COMPOUNDS
CARBON MONOXIDE
CARBON OXIDES
CARBON STARS
CHALCOGENIDES
DISTRIBUTION
ELECTROMAGNETIC RADIATION
EMISSION
ENERGY-LEVEL TRANSITIONS
HEATING
INFRARED RADIATION
MAIN SEQUENCE STARS
OXIDES
OXYGEN COMPOUNDS
RADIATIONS
SPATIAL DISTRIBUTION
STARS
STELLAR ATMOSPHERES