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Latest Details
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| Name |
Y Cap |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
21 31 39.13 -14 11 50.9 |
| Proper motion |
| RA: 10.2 +/- 5.8 mas/y | Dec: -29.4 +/- 4.3 mas/y | Source: UCAC4 |
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| Galactic coord. |
38.666 -42.354 |
Other names
(Internal only)
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| Variability type |
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M |
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| Spectral type |
M8/9 |
| Mag. range |
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10 - 17.5 V |
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| Discoverer |
Christian Peters (1884) |
| Epoch |
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| Outburst |
-- |
| Period |
395 d |
| Rise/eclipse dur. |
35% (138 d) |
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Remarks
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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 |
Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties |
2018A&A...616A...1G |
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2 |
Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) |
2012MNRAS.419.3346G |
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3 |
P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 |
2004AJ....128.2965W |
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4 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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5 |
E.O.Waagen, JAAVSO 9, N2, 88, 1980. |
1980JAVSO...9...88W |
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6 |
Cannon, A. J., 1907, Second catalogue of variable stars |
1907AnHar..55....1C |
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7 |
T. Karlsson, Maxima of Mira stars |
-- |
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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 = 6.28 | H = 5.47 | K = 5.04 | J - K = 1.25 |
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AllWISE
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W1 = 4.64 | W2 = 4.13 | W3 = 3.64 | W4 = 3.02 | W1 - W2 = 0.51 | W3 - W4 = 0.62 |
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Images
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Supporting Documents
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Revision History
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