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Latest Details
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| Name |
BU Cyg |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
20 04 06.08 +50 13 21.6 |
| Proper motion |
| RA: -4.0 +/- 3.6 mas/y | Dec: -7.0 +/- 1.7 mas/y | Source: UCAC4 |
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| Galactic coord. |
85.062 +9.838 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AAVSO 2002+50 |
AN 92.1920 |
ASASSN-V J200530.89+502200.2 |
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NSVS J2005307+502201 |
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| Variability type |
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M |
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| Spectral type |
M0 |
| Mag. range |
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10.2 - 14.5 V |
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| Discoverer |
Maximilian Wolf (1921) |
| Epoch |
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| Outburst |
-- |
| Period |
157.87 d |
| Rise/eclipse dur. |
50% (79 d) |
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Remarks
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There are currently no remarks on file for this star.
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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 |
P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 |
2004AJ....128.2965W |
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2 |
E.Leiner, AN 232, 273, 1928. |
1928AN....232..273L |
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3 |
Hartwig, E., 1922, Benennung von neu entdeckten veraenderlichen Sternen |
1922AN....215..185H |
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4 |
T. Karlsson, Maxima of Mira stars |
-- |
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5 |
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al. |
-- |
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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 = 7.38 | H = 6.65 | K = 6.14 | J - K = 1.24 |
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AllWISE
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W1 = 5.80 | W2 = 5.25 | W3 = 4.88 | W4 = 4.49 | W1 - W2 = 0.55 | W3 - W4 = 0.39 |
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APASS-DR9
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B = 13.14 | V = 11.59 | g' = 12.31 | r' = 11.04 | B - V = 1.55 |
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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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Revision History
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Currently approved revision is checked. Click revision number to view details of that revision.
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