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Latest Details
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Name
  HH Lac  
AAVSO UID
000-BDS-593 (1835 observations)  
Constellation
Lacerta Sequence
J2000.0
22 56 32.05 +55 02 42.8  (344.13354 +55.04522) Search nearby
B1950.0 22 54 24.79 +54 46 39.7
Proper motion
RA: -6.7 +/- 1.5 mas/yDec: 6.4 +/- 5.0 mas/ySource: UCAC4
Galactic coord. 106.904 -4.210
Other names

(Internal only)
2MASS J22563204+5502428 ASASSN-V J225632.03+550243.2 SON 10102
UCAC4 726-096536 USNO-A2.0 1425-14324716 USNO-B1.0 1450-0429160
WISE J225632.03+550242.8    
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Variability type
EA
Spectral type --
Mag. range
14.06 - 15.5: V
Discoverer --
Epoch
28 May 2015 (HJD 2457170.91) Ephemeris
Outburst --
Period 26.539926 d
Rise/eclipse dur. 6%  (1.5924 d)
Remarks
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1 Mishevskiy, Nikolay J-K= 0.72, B-V= 0.81.
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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 C.Hoffmeister, AN 290, H.1-2, 43, 1967. 1967AN....290...43H
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 = 12.10H = 11.57K = 11.38J - K = 0.72
AllWISE W1 = 11.18W2 = 11.23W3 = 11.02W1 - W2 = -0.06
APASS-DR9 B = 14.94V = 14.13g' = 14.65r' = 13.80i' = 13.47B - V = 0.81
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 22 56 32.05 +55 02 42.8 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plot P= 26.54 Mishevskiy, Nikolay 2017-10-22 03:36 UTC
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Stellar Association Membership
 ASCC 123 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Mishevskiy, Nikolay 2017-10-22 03:36 UTC Period, epoch, eclipse duration and range from ASAS-SN, Mishevskiy (MNIC) and AAVSO data.
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.

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