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Latest Details
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Name
  EY Lac  
AAVSO UID
000-BDS-554 (1 observation)  
Constellation
Lacerta Sequence
J2000.0
22 41 48.28 +54 24 24.4  (340.45117 +54.40678) Search nearby
B1950.0 22 39 46.02 +54 08 41.7
Proper motion
RA: 2.8 +/- 2.9 mas/yDec: -4.6 +/- 3.1 mas/ySource: UCAC4
Galactic coord. 104.714 -3.815
Other names

(Internal only)
ASASSN-V J224148.30+542424.2 SON 4607  
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Variability type
EA
Spectral type --
Mag. range
13.8 - 14.8 p
Discoverer --
Epoch
07 Aug 1938 (HJD 2429117.576) Ephemeris
Outburst --
Period 2.277862 d
Rise/eclipse dur. 16%  (8.75 h)
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 H.Huth, VSS 4, N2, 1957. --
2 MVS N311, 1957. --
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 = 12.71H = 12.55K = 12.35J - K = 0.37
AllWISE W1 = 12.33W2 = 12.37W3 = 11.34W4 = 9.16W1 - W2 = -0.04W3 - W4 = 2.17
APASS-DR9 B = 14.56V = 14.08g' = 14.27r' = 13.93i' = 13.73B - V = 0.48
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 22 41 48.28 +54 24 24.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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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.
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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