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T Coronae Australis

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Young star in the constellation Corona Australis
T Coronae Australis

A visual band light curve for T Coronae Australis, adapted from Bellingham and Rossano (1980)
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Corona Australis
Right ascension 19 01 58.790
Declination −36° 57′ 50.33″
Apparent magnitude (V) 11.67
Characteristics
Spectral type F0
Variable type Herbig Ae/Be star
Astrometry
Radial velocity (Rv)1.1 km/s
Proper motion (μ) RA: 5.3 ± 4.7 mas/yr
Dec.: −24.9 ± 4.7 mas/yr
Distance502.3 ly
(154.0 pc)
Details
Luminosity28.8 L☉
Other designations
T CrA, 2MASS 19015878-3657498
Database references
SIMBADdata

T Coronae Australis (T CrA), is a young star in the constellation Corona Australis. It is a member of the Corona Australis star-forming region, which is located about 502 light-years (154.0 pc) from the Sun. It has a spectral type of F0e and is surrounded by a circumstellar disk, seen edge-on.

References

  1. Bellingham, J. G.; Rossano, G. S. (May 1980). "Long-period variations in R CrA, S CrA, T CrA and R Mon". The Astronomical Journal. 85 (5): 555–559. Bibcode:1980AJ.....85..555B. doi:10.1086/112711. Retrieved 14 December 2021.
  2. ^ Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  3. Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237. Bibcode:2002yCat.2237....0D.
  4. ^ Acke, B.; van den Ancker, M. E. (2004). "ISO spectroscopy of disks around Herbig Ae/Be stars". Astronomy and Astrophysics. 426: 151–170. arXiv:astro-ph/0406050. Bibcode:2004A&A...426..151A. doi:10.1051/0004-6361:20040400. S2CID 10317581.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  5. ^ Pascucci, Ilaria; Banzatti, Andrea; Gorti, Uma; Fang, Min; Pontoppidan, Klaus; Alexander, Richard; Ballabio, Giulia; Edwards, Suzan; Salyk, Colette; Sacco, Germano; Flaccomio, Ettore; Blake, Geoffrey A.; Carmona, Andres; Hall, Cassandra; Kamp, Inga; Käufl, Hans Ulrich; Meeus, Gwendolyn; Meyer, Michael; Pauly, Tyler; Steendam, Simon; Sterzik, Michael (2020). "The Evolution of Disk Winds from a Combined Study of Optical and Infrared Forbidden Lines". The Astrophysical Journal. 903 (2): 78. arXiv:2009.09114. Bibcode:2020ApJ...903...78P. doi:10.3847/1538-4357/abba3c. S2CID 221819501.
  6. ^ Zacharias, N.; Urban, S. E.; Zacharias, M. I.; Wycoff, G. L.; Hall, D. M.; Germain, M. E.; Holdenried, E. R.; Winter, L. (2003). "UCAC2 Catalogue (Zacharias+ 2004)". Vizier Online Data Catalog. Bibcode:2003yCat.1289....0Z.
  7. "T CrA". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-03-21.
Constellation of Corona Australis
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