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Details for Revision 2
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Name
  RV Lac  
AAVSO UID
000-BCQ-686 (2982 observations)  
Constellation
Lacerta Sequence
J2000.0
22 44 40.92 +49 43 57.2  (341.17050 +49.73256) Search nearby
B1950.0 22 42 32.88 +49 28 10.1
Galactic coord. 102.873 -8.138
Other names

(Internal only)
AAVSO 2240+49A AN 15.1909 HIP 112292
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Variability type
SRB
Spectral type M4
Mag. range
11.0 - 12.7 p
Discoverer --
Epoch
--
Outburst --
Period 67 d
Rise/eclipse dur. --
Remarks
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1 GCVS Team Mean magnitude varies with the period 550 - 700d.
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References
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1 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
2 D.Ya.Martynov, Izv. Astron. Ehngel'gard Obs. N26, 1951. --
3 N.F.Florja, Tr. Gos. Astron. Inst. Sternberg 16, 187, 1949. 1949TrSht..16..187F
4 Ceraski, W., 1909, Deux variables nouvelles 1909AN....181...31C
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Supporting Documents
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Revision History
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3 Billiaert, Bruno 2016-03-09 14:48 UTC Discoverer from 1909AN....181...31C.
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.