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Latest Details
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| Name |
UX 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 53 00.16 +30 13 22.5 |
| Proper motion |
| RA: -8.9 +/- 1.6 mas/y | Dec: -9.8 +/- 2.5 mas/y | Source: UCAC4 |
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| Galactic coord. |
74.344 -9.408 |
Other names
(Internal only)
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2MASS J20550551+3024520 |
AAVSO 2050+30A |
AN 96.1901 |
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ASASSN-V J205505.60+302451.7 |
BD+29 4231 |
DO 19656 |
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HD 199252 |
IRAS 20529+3013 |
IRC +30464 |
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RAFGL 2677 |
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| Variability type |
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M |
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| Spectral type |
M4e-M6.5e |
| Mag. range |
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9.0 - 17.0 V |
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| Discoverer |
Arthur Williams (1901) |
| Epoch |
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| Outburst |
-- |
| Period |
569 d |
| Rise/eclipse dur. |
40% (228 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 |
P var. Max = 2432444 + 560.3d*E (JD2415670 - 32450); Max = 2439352 + 578.0d*E (JD2432450 - 40500); since JD2437600 - see Table. Sometimes rapid light decreases on the ascending branch near Max are observed [V.Osvalds, PASP 67, 417, 1955., M.W.Mayall, JRAS Can 50, N3, 135, 1956.]. H2O, OH, SiO maser. |
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References
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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 = 2.91 | H = 1.89 | K = 1.40 | J - K = 1.51 |
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AllWISE
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W3 = -1.33 | W4 = -2.80 | W3 - W4 = 1.47 |
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Images
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Supporting Documents
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Revision History
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