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Latest Details
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Name |
YY Cyg |
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AAVSO UID |
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Constellation |
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J2000.0 |
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B1950.0 |
21 20 33.77 +42 10 54.8 |
Proper motion |
RA: -7.166 +/- 0.047 mas/y | Dec: -6.374 +/- 0.046 mas/y | Source: Gaia DR1 |
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Galactic coord. |
87.023 -5.453 |
Other names

(Internal only)
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AAVSO 2118+41 |
AN 94.1901 |
ASASSN-V J212228.62+422346.0 |
BD+41 4114 |
HIP 105539 |
IOMC 3190000048 |
IRC +40478 |
RAFGL 2755 |
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Variability type |
SRA |
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Spectral type |
C6,0-C7,3eaV(n) |
Mag. range |
12.1 - 13.2 p |
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Discoverer |
FrIedrich Deichmüller, (1901) |
Epoch |
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Outburst |
-- |
Period |
388 d |
Rise/eclipse dur. |
-- |
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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 |
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012, arXiv:1210.0821 [astro-ph.IM] (online info) |
2012arXiv1210.0821A |
2 |
B.V.Kukarkin, P.P.Parenago, GCVS 1948. |
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3 |
Cannon, A. J., 1907, Second catalogue of variable stars |
1907AnHar..55....1C |
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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 = 4.79 | H = 3.39 | K = 2.67 | J - K = 2.12 |
AllWISE
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W3 = 1.80 | W4 = 1.37 | W3 - W4 = 0.43 |
APASS-DR9
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B = 13.92 | V = 9.82 | r' = 8.53 | i' = 7.26 | B - V = 4.10 |
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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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