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Latest Details
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Name
  DY And  
AAVSO UID
000-BDC-827 (4661 observations)  
Constellation
Andromeda Sequence
J2000.0
23 58 42.17 +41 29 19.5  (359.67570 +41.48876) Search nearby
B1950.0 23 56 09.11 +41 12 37.7
Proper motion
RA: -1.2 +/- 1.6 mas/yDec: -7.1 +/- 1.7 mas/ySource: UCAC4
Galactic coord. 112.436 -20.306
Other names

(Internal only)
1SWASP J235842.19+412919.7 3UCAC 263-257028 CSS_J235842.1+412919
NSVS 3633664 SVS 752  
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Variability type
RRAB/BL:
Spectral type --
Mag. range
13.150 (0.54) CV
Discoverer --
Epoch
04 Dec 2005 (HJD 2453708.7275) Ephemeris
Outburst --
Period 0.60323 d  (14.478 h)
Rise/eclipse dur. 17%
Remarks
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1 2009arXiv0909.3368C Possible Blazhko effect.
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References
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1 Greer, P. A.; Payne, S. G.; Norton, A. J.; et al., 2017, The SuperWASP
catalogue of 4963 RR Lyr stars: identification of 983 Blazhko effect
candidates
2017A&A...607A..11G
2 D.M. Bramich, K.A. Alsubai, A. Arellano Ferro et al., 2014, IBVS 6106 2014IBVS.6106....1B
3 A.J. Drake, M. Catelan, S.G. Djorgovski et al., 2012, arXiv:1211.2866
[astro-ph.GA]
2012arXiv1211.2866D
4 Z. Cano, R.C. Smith, 2009, arXiv:0909.3368v1 [astro-ph.SR] 2009arXiv0909.3368C
5 Wils P., Lloyd C., Bernhard K., 2006, MNRAS 368, 1757 2006MNRAS.368.1757W
6 V.P.Zessewitsch, Letter, 1958. --
7 S.Belyawsky, Perem. Zvezdy 5, 36, 1936. --
External Links
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Location    Go   
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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 = 12.28H = 12.02K = 11.95J - K = 0.33
AllWISE W1 = 11.86W2 = 11.84W3 = 11.60W1 - W2 = 0.01
APASS-DR9 B = 13.50V = 13.12g' = 13.25r' = 13.04i' = 12.96B - V = 0.37
Images
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Supporting Documents
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Revision History
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7 Admin, VSX 2015-12-18 21:37 UTC Updated variability type to indicate Blazhko effect.
6 Admin, VSX 2014-07-30 22:00 UTC Update from [2014IBVS.6106....1B].
5 Admin, VSX 2013-01-02 22:54 UTC Update from [2012arXiv1211.2866D].
4 Admin, VSX 2010-01-04 23:43 UTC Update from the GCVS version of November 2009.
3 Admin, VSX 2009-09-21 17:28 UTC Update from [2009arXiv0909.3368C].
2 Admin, VSX 2007-03-23 16:03 UTC Update from [2006MNRAS.368.1757W].
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.