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Name
  V0523 Lyr  
AAVSO UID
000-BDT-919 (20 observations)  
Constellation
Lyra Sequence
J2000.0
19 21 07.40 +37 47 56.3  (290.28083 +37.79897) Search nearby
B1950.0 19 19 22.27 +37 42 12.5
Galactic coord. 70.005 +10.873
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2CXO J192107.4+374756 CXOGSG J192107.4+374756 CXOU J192107.4+374756
Cl* NGC 6791 KU B7 Downes V0523 Lyr GCK J19210744+3747561
GSC2.3 N2JQ142012 Gaia DR3 2051105788768615040 NGC 6791 KR V15
NGC 6791 KU B7 NGC 6791 SBG 12652 USNO-A2.0 1275-11207130
USNO-B1.0 1277-0403464 ZTF18abjtmaz [CBB2013b] 1379
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Variability type
UGZ/IW
Spectral type em
Mag. range
17.5 - 20.2 V
Discoverer J. Kaluzny, S. M. Rucinski
Epoch
--
Outburst --
Period 0.15845058 d  (3.802814 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Anomalous Z Cam star, small amplitude (≤ 0.3 Kp) outbursts (duration ~1 week) recurring on average every 33 days (2016A&A...589A.106M).
2 Otero, Sebastian Alberto V0523 Lyr analysis in 2013arXiv1302.3975H is actually for V0516 Lyr.
3 Otero, Sebastian Alberto Downes also gives UGZ-type as possible.
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References
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1 Mason, E.; Howell, S. B., 2016, The Kepler and Hale observations of V523
Lyr
2016A&A...589A.106M
2 S.B. Howell, M.E. Everett, S.A. Seebode et al., 2013, arXiv:1302.3975
[astro-ph.SR]
2013arXiv1302.3975H
3 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
4 Discovery of 47 low-amplitude variables in the metal-rich cluster NGC 6791
with millimagnitude image subtraction photometry. (Light Curve)
2002AJ....123.3460M
5 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
6 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1994AJ....107.1408L
7 J.Kaluzny, S.M.Rucinski, MN 265, No.1, 34, 1993. 1993MNRAS.265...34K
External Links
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Images
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Supporting Documents
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Stellar Association Membership
 NGC 6791 Open Cluster 2012A&A...548A..97Z
Revision History
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5 Otero, Sebastian Alberto 2024-09-02 20:35 UTC Type and orbital period from 2016A&A...589A.106M. Gaia DR3 position.
4 Admin, VSX 2017-12-15 13:12 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
3 Otero, Sebastian Alberto 2011-02-16 00:59 UTC Primary record creation. Type and minimum magnitude from Downes (2001). Maximum from reference.
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.