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Name
  AY Mus  
AAVSO UID
000-BDV-881 (1256 observations)  
Constellation
Musca Sequence
J2000.0
11 31 40.27 -65 16 16.4  (172.91779 -65.27122) Search nearby
B1950.0 11 29 25.06 -64 59 42.4
Proper motion
RA: -4.633 +/- 1.033 mas/yDec: -0.470 +/- 0.786 mas/ySource: Gaia DR1
Galactic coord. 294.712 -3.680
Other names

(Internal only)
2MASS J11314029-6516165 ASAS J113140-6516.3 ASASSN-V J113140.31-651615.1
CPD-64 1669 GSC 08980-01540 HD 310592
IOMC 8980000031 LLNS 5402 TIC 318376741
TYC 8980-1540-1    
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Variability type
EA+CST
Spectral type B9
Mag. range
10.32 V
Discoverer --
Epoch
11 May 1931 (HJD 2426473.483) Ephemeris
Outburst --
Period 3.205558 d
Rise/eclipse dur. 8%  (6.15 h)
Remarks
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1 GCVS Team Min II 10.8. Min II - Min I = 0.481P. The elements are valid during 1897 - 1943. In the time interval JD2441683 - 721 eclipses did not occur [S.Soderhjelm, AsAp Suppl 22, 263, 1975.].
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 S.W. Dvorak, 2004, IBVS 5549 2004IBVS.5549....1D
4 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
5 P.Th.Oosterhoff, C.J.Van Houten, BAN 11, 63, 1949. 1949BAN....11...63O
6 A.J.Cannon, M.W.Mayall, HA 112, 1949. 1949AnHar.112....1C
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 = 9.79H = 9.80K = 9.69J - K = 0.10
AllWISE W1 = 9.71W2 = 9.75W3 = 9.63W4 = 9.09W1 - W2 = -0.04W3 - W4 = 0.54
APASS-DR9 B = 10.58V = 10.30g' = 10.99r' = 10.35i' = 10.42B - V = 0.28
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2021-07-20 18:49 UTC Type and magnitude from ASAS-3 and ASAS-SN data.
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-04-04 03:38 UTC Update from [2004IBVS.5549....1D].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.