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Latest Details
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Name
  AA Dor  
AAVSO UID
000-BCZ-268 (4057 observations)  
Constellation
Dorado Sequence
J2000.0
05 31 40.36 -69 53 02.2  (82.91817 -69.88394) Search nearby
B1950.0 05 32 07.99 -69 55 07.4
Proper motion
RA: -13.6 +/- 1.2 mas/yDec: 52.2 +/- 1.3 mas/ySource: UCAC4
Galactic coord. 280.476 -32.179
Other names

(Internal only)
AAVSO 0532-69B ASAS J053140-6953.0 ASASSN-V J053140.53-695300.9
CPD-69 389 GSC 09166-00716 HD 269696
LMC V3154 PPM 354816 RMC 69F
TYC 9166-716-1    
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Variability type
EA/HW
Spectral type sdO+dM
Mag. range
11.11 - 11.53 V
Discoverer --
Epoch
30 Apr 2011 (HJD 2455681.91537) Ephemeris
Outburst --
Period 0.26153973 d  (6.276954 h)
Rise/eclipse dur. 7%  (0.4394 h)
Remarks
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1 Otero, Sebastian Alberto Min II = 11.18V.
2 GCVS Team d = 0.02P. Min II 11.21.
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References
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1 Baran, A. S.; Østensen, R. H.; Heber, U.; et al., 2021, Space observations
of AA Doradus provide consistent mass determinations. New HW-Vir systems
observed with TESS
2021MNRAS.503.2157B
2 Morel, M., 2020, Updated positions for the LMC II 4801 GCVS stars, VSS
Newsletter 2020-3 (July 2020)
--
3 Schaffenroth, V.; Barlow, B. N.; Geier, S.; et al., 2019, The EREBOS
project: Investigating the effect of substellar and low-mass stellar
companions on late stellar evolution. Survey, target selection, and
atmospheric parameters
2019A&A...630A..80S
4 Samus, N. N.; et al., 2017, General catalogue of variable stars: Version
GCVS 5.1. Extragalactic Variable Stars. Catalogue (Vol. V)
2017ARep...61...80S
5 Bob Nelson's O-C files, 2016 --
6 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
7 D.Kilkenny, J.E.Penfold, R.W. Hilditch, MN 187, 1, 1979. 1979MNRAS.187....1K
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 11.79H = 11.96K = 12.05J - K = -0.25
APASS-DR9 B = 10.84V = 11.14g' = 10.95r' = 11.42i' = 11.77B - V = -0.30
Images
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Supporting Documents
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Revision History
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7 Otero, Sebastian Alberto 2021-05-05 21:58 UTC Elements from 2021MNRAS.503.2157B.
6 Morel, Mati 2021-05-03 12:29 UTC Gaia DR2 position.
5 Otero, Sebastian Alberto 2020-10-24 00:02 UTC Gaia DR2 position.
4 Admin, VSX 2017-12-26 21:32 UTC Added HW Vir-subtype.
3 Otero, Sebastian Alberto 2014-08-13 00:24 UTC Period and range from ASAS-3 data.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.