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Latest Details
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| Name |
SS Lac |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
22 02 41.80 +46 11 02.1 |
| Proper motion |
| RA: 2.309 +/- 0.098 mas/y | Dec: 0.288 +/- 0.099 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
95.403 -7.340 |
Other names
(Internal only)
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AN 125.1907 |
ASASSN-V J220441.50+462536.9 |
BD+45 3782 |
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HIP 108981 |
HV 2979 |
IOMC 3605000055 |
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| Variability type |
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EA/D |
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| Spectral type |
B7 |
| Mag. range |
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10.1 - 10.5 p |
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| Discoverer |
Henrietta Leavitt (1907) |
| Epoch |
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| Outburst |
-- |
| Period |
14.41629 d |
| Rise/eclipse dur. |
5% (0.721 d) |
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Remarks
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Some references may be clicked to view in new window. Roll over index number to view submission details.
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1 |
GCVS Team |
Probable member of the open cluster NGC 7209. Min II 10.5; Min II - Min I = 0.57P; d = 0.008P. Apsidal motion with P = 1000 yr is possible. |
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References
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Click reference title/citation to view in new window. Roll over index number to view submission details.
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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 |
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2 |
R.S.Dugan, F.W.Wright, Princ Contr N19, 1939. |
1939CoPri..19....1D |
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3 |
F.W.Wright, HA 89, N10, 1937. |
1932AnHar..89..171W |
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4 |
Dunér, N. C.; Hartwig, E.; Muller, G., 1913, Benennung von neu entdeckten
veränderlichen Sternen |
1913AN....195..241D |
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External Links
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Location
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Catalog Data
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Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
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2MASS
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J = 9.69 | H = 9.68 | K = 9.62 | J - K = 0.07 |
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AllWISE
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W1 = 9.56 | W2 = 9.59 | W3 = 9.58 | W1 - W2 = -0.03 |
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APASS-DR9
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B = 10.26 | V = 10.13 | g' = 10.38 | r' = 10.19 | i' = 10.21 | B - V = 0.13 |
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Images
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Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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There are currently no supporting documents on file for this star.
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Stellar Association Membership
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NGC 7209 |
Open Cluster |
2012A&A...548A..97Z |
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Revision History
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Currently approved revision is checked. Click revision number to view details of that revision.
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