RZ Normae

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RZ Normae
RZNorLightCurve.png
A visual band light curve for RZ Normae, plotted from All Sky Automated Survey and ASAS-SN data [1] [2]
Observation data
Epoch J2000.0 ICRS        Equinox J2000.0 ICRS
Constellation Norma
Right ascension 16h 32m 41.66s [3]
Declination −53° 15′ 33.2″ [3]
Apparent magnitude  (V)10.2 - <16.2 [4]
Characteristics
Spectral type C-Hd [4]
Variable type R CrB variable
Astrometry
Details
Mass 0.6 [5]   M☉
Temperature 6750 [5]   K
Other designations
2MASS J16324166-5315332
Database references
SIMBAD data

RZ Normae is an R Coronae Borealis type variable star in the constellation Norma. It has a baseline magnitude of 10.2, dropping down to dimmer than 16.2 at its minima. [4] It was discovered by the astronomer Sergei Gaposchkin in 1952. [6]

It has around 60% the mass of the Sun and an effective (surface) temperature of around 6750 K. [5]

References

  1. ↑ "ASAS All Star Catalogue". The All Sky Automated Survey. Retrieved 8 December 2021.
  2. ↑ "ASAS-SN Variable Stars Database". ASAS-SN Variable Stars Database. ASAS-SN. Retrieved 6 January 2022.
  3. 1 2 "V* RZ Normae". SIMBAD . Centre de données astronomiques de Strasbourg . Retrieved 20 May 2015.
  4. 1 2 3 Otero, Sebastian Alberto (12 July 2011). "V RZ Nor". The International Variable Star Index. Retrieved 20 May 2015.
  5. 1 2 3 Stasińska, G.; Szczerba, R.; Schmidt, M.; Siódmiak, N. (2006). "Post-AGB stars as testbeds of nucleosynthesis in AGB stars". Astronomy and Astrophysics. 450 (2): 701. arXiv: astro-ph/0601504 . Bibcode:2006A&A...450..701S. doi:10.1051/0004-6361:20053553. S2CID   12040452.
  6. ↑ Milone, L. A. (1990). "The Position of RZ Normae". Information Bulletin on Variable Stars. 3505 (3505): 1–3. Bibcode:1990IBVS.3505....1M.
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