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Details for Revision 2
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Name
  CZ Lac  
AAVSO UID
000-BDS-523 (1953 observations)  
Constellation
Lacerta Sequence
J2000.0
22 19 30.76 +51 28 14.8  (334.87817 +51.47078) Search nearby
B1950.0 22 17 32.82 +51 13 09.2
Galactic coord. 100.314 -4.604
Other names

(Internal only)
HIP 110213 IOMC 3619000046 SVS 685
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Variability type
RRAB
Spectral type A8-F5
Mag. range
10.77 - 11.26 V
Discoverer --
Epoch
27 Jul 1982 (HJD 2445178.328) Ephemeris
Outburst --
Period 0.432205 d  (10.3729 h)
Rise/eclipse dur. 14%  (1.45 h)
Remarks
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1 Admin, VSX Blazhko period 14.6 and 18.6d, amplitude 0.46V [2009arXiv0908.1015J].
2 GCVS Team Delta(S) = 1. P var. Max = 2432878.234 + 0.43210346d*E (JD2428700 - 39400) [A.A.Batyrev, Perem. Zvezdy 9, N1, 48, 1953.]; Max = 2443081.309 + 0.4319850d*E (JD2439400 - 43100) [V.G.Derevyagin, L.E.Lysova, B.N. Firmanyuk, V.P.Zessewitsch, Astron. Tsirk. N1040, 7, 1979.]; Max = 2444080.122 + 0.432114d*E (JD2443800 - 44100) [V.G.Derevyagin, L.E.Lysova, B.N. Firmanyuk, V.P.Zessewitsch, Astron. Tsirk. N1092, 1980.]; since JD2445100 - see Table.
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References
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1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 J. Jurcsik et al., 2009, arXiv:0908.1015v1 [astro-ph.SR] 2009arXiv0908.1015J
3 V.G.Derevyagin, L.E.Lysova, A.N. Rudenko, B.N.Firmanyuk, V.P.Zessewitsch,
Astron. Tsirk. N1254, 6, 1983.
1983ATsir1254....6D
4 A.A.Batyrev, Perem. Zvezdy 9, N1, 48, 1953. --
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Supporting Documents
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1 Animation Effect Blazhko Carreno, Alfonso 2015-01-22 15:43 UTC Modulation of the date 28-08-2014 to 12-09-2014
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Admin, VSX 2015-12-19 02:37 UTC Updated variability type to indicate Blazhko effect.
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.