Vega is a rapidly rotating star

Nature

Volumn 440, Issue 7086, 2006, Pages 896-899

  Peterson, D M ^a   Hummel, C A ^b,c   Pauls, T A ^d   Armstrong, J T ^d   Benson, J A ^e   Gilbreath, G C ^d   Hindsley, R B ^d   Hutter, D J ^e   Johnston, K J ^c   Mozurkewich, D ^f   Schmitt, H R ^d,g  

^a STONY BROOK UNIVERSITY   (United States)

^b EUROPEAN SOUTHERN OBSERVATORY   (Chile)

^c US NAVAL OBSERVATORY   (United States)

^d NAVAL RESEARCH LABORATORY   (United States)

^e FLAGSTAFF STATION   (United States)

^f Seabrook Engineering   (United States)

^g INTERFEROMETRICS INC   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ATMOSPHERIC SPECTRA; HYDROGEN; INFRARED RADIATION; MATHEMATICAL MODELS; ROTATION;

GROUND-BASED CALIBRATION; HYDROGEN LINES; MODERATE ROTATION; NEAR-INFRARED EMISSION;

GALAXIES;

HYDROGEN;

ABSORPTION; ASTRONOMY; PHOTOMETER; TEMPERATURE GRADIENT; VISIBLE SPECTRUM;

ARTICLE; ASTRONOMY; ATMOSPHERE; BRIGHTNESS; CALIBRATION; INTERFEROMETRY; LIGHT ABSORPTION; MATHEMATICAL MODEL; NEAR INFRARED SPECTROSCOPY; PREDICTION; PRIORITY JOURNAL; SURFACE PROPERTY; TEMPERATURE;

EID: 33645843330     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature04661     Document Type: Article

References (29)

1. Morgan, W. W. & Keenan, P. C. Spectral classification. Annu. Rev. Astron. Astrophys. 11, 29-50 (1973).
2. Bohlin, R. C. & Gilliland, R. L. Hubble Space Telescope absolute spectrophotometry of Vega from the far-ultraviolet to the infrared. Astron. J. 127, 3508-3515 (2004).
3. Petrie, R. M. Spectroscopic absolute magnitudes of early-type stars from hydrogen absorption - a revision. Publ. Dominion Astrophys. Obs. 12, 317-338 (1964).
4. Gray, R. O. The spectroscopic and photometric effects of rotation in the A-type stars. J. R. Astron. Soc. Can. 82, 336-348 (1988).
5. Gulliver, A. F., Hill, G. & Adelman, S. J. Vega: A rapidly rotating pole-on star. Astrophys. J. 429, L81-L84 (1994).
6. Blackwell, D. E., Leggett, S. K., Petford, A. D., Mountain, C. M. & Selby, M. J. Absolute calibration of the infrared flux from Vega at 1.24, 2.20, 3.76 and 4.6 microns by comparison with a standard furnace. Mon. Not. R. Astron. Soc. 205, 897-905 (1983).
7. Leggett, S. K., Bartholomew, M., Mountain, C. M. & Selby, M. J. Narrow-band 1- to 5-μm photometry of A-type stars. Mon. Not. R. Astron. Soc. 223, 443-447 (1986).
8. Aumann, H. H. et al. Discovery of a shell around Alpha Lyrae. Astrophys J. 278, L23-L27 (1984).
9. Habing, H. J. et al. Disappearance of stellar debris disks around main-sequence stars after 400 million years. Nature 401, 456-458 (1999).
10. Song, I., Caillault, J.-P., y Navascués, D. B. & Stauffer, J. R. Ages of A-type Vega-like stars from uvbyβ photometry. Astrophys. J. 546, 352-357 (2001).
11. Thompson, R. A., Moran, J. & Swenson, G. Jr Interferometry and Synthesis in Radio Astronomy (Wiley-VCH, Weinhein, 2004).
12. Armstrong, J. T. et al. The Navy Prototype Optical Interferometer. Astrophys. J. 496, 550-571 (1998).
13. Jennison, R. C. A phase sensitive interferometer technique for the measurement of the Fourier transforms of spatial brightness distributions of small angular extent. Mon. Not. R. Astron. Soc. 118, 276-284 (1958).
14. Baldwin, J. E. et al. The first images from an optical aperture synthesis array: mapping of Capella with COAST at two epochs. Astron. Astrophys. 306, L13-L16 (1996).
15. von Zeipel, H. The radiative equilibrium of a slightly oblate rotating star. Mon. Not. R. Astron. Soc. 84, 684-701 (1924).
16. Hardorp, J. & Strittmatter, P. A. The effect of rotation on radiation from stars I. Properties of the continuum. Astrophys. J. 151, 1057-1073 (1968).
17. Peterson, D. M. et al. Resolving the effects of rotation in Altair with long-baseline interferometry. Astrophys. J. 636, 1087-1097 (2006).
18. Domiciano de Souza, A. et al. Gravitational-darkening of Altair from interferometry. Astron. Astrophys. 442, 567-578 (2005).
19. Ohishi, N., Nordgren, T. E. & Mutter, D. J. Asymmetric surface brightness distribution of Altair observed with the Navy Prototype Optical Interferometer. Astrophys. J. 612, 463-471 (2004).
20. Press, W. H., Flannery, B. P., Teukolsky, S. A. & Vetterling, W. T. Numerical Recipes in C 2nd edn (Cambridge Univ. Press, Cambridge, 1992).
21. Hill, G., Gulliver, A. F. & Adelman, S. J. in The A-Star Puzzle (eds Zverko, J., Ziznovsky, J., Adelman, S. J. & Weiss, W. W.) 35-42 (IAU Symp. 224, Cambridge Univ. Press, Cambridge, 2004).
22. Leggett, S. K. The flux distribution of Vega for the wavelength region from 10 to 100 microns, and the calibration of IRAS at 12 microns and 25 microns. Astron. Astrophys. 153, 273-277 (1985).
23. Bessel, M. S., Castelli, F. & Plez, B. Model atmospheres broad-band colors, bolometric corrections and temperature calibrations for O - M stars. Astron. Astrophys. 333, 231-250 (1998).
24. Su, K. Y. L. et al. The Vega debris disk: A surprise from Spitzer. Astrophys. J. 628, 487-500 (2005).
25. Collins, G. W. II Continuum emission from a rapidly rotating stellar atmosphere. Astrophys. J. 138, 1134-1146 (1963).
26. ⊙, and from z = 0.0004 to 0.03. Astron. Astrophys. Suppl. 141, 371-383 (2000).
27. Castelli, F. & Kurucz, R. L. Model atmospheres for Vega. Astron. Astrophys. 281, 817-832 (1994).
28. Kurucz, R. L. ATLAS9 Stellar Atmospheres and 2 km/s Grid (CD-ROM No. 13, Smithsonian Astrophysical Observatory, Cambridge, MA, 1993); (http://kurucz.harvard.edu/cdroms.html).
29. Van Hamme, W. New limb-darkening coefficients for modeling binary light curves. Astron. J. 106, 2096-2117 (1993).