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Latest Details
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| Name |
RY Ser |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
17 20 18.53 -12 45 22.4 |
| Proper motion |
| RA: -4.7 +/- 4.5 mas/y | Dec: -13.2 +/- 4.8 mas/y | Source: UCAC4 |
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| Galactic coord. |
10.972 +13.013 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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1RXS J172307.0-124803 |
2MASS J17230717-1248098 |
2RXS J172306.9-124803 |
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AAVSO 1717-12 |
AN 38.1924 |
ASASSN-V J172307.16-124809.4 |
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ATO J260.7799-12.8027 |
Downes RY Ser |
Gaia19ecd |
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SDSS J172307.18-124809.8 |
USNO-A2.0 0750-10948557 |
USNO-B1.0 0771-0451245 |
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| Variability type |
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UG |
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| Spectral type |
K4-K6V |
| Mag. range |
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13.6 - 16.6 V |
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| Discoverer |
Karl Reinmuth (1924) |
| Epoch |
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| Outburst |
-- |
| Period |
0.3009 d (7.22 h) |
| Rise/eclipse dur. |
-- |
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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 Alerts, 2019 (online data) |
-- |
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2 |
R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) |
2005JAD....11....2D |
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3 |
Catalogue of Stellar Spectral Classifications (Skiff, 2005) |
2004PASP..116..300T |
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4 |
R.A. Downes et al., 2001, PASP 113, 764 |
2001PASP..113..764D |
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5 |
A.M.Chernenko, Perem. Zvezdy Supplement 4, N20, 265, 1982. |
1982PZP.....4..265C |
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6 |
V.P.Zessewitsch, M.S.Kazanasmas, Atlas of Finding Charts for Variable
Stars, M., 1971. |
1971afcv.book.....T |
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7 |
Guthnick, P.; et al., 1926, Benennung von neu entdeckten veränderlichen
Sternen |
1926AN....227..161G |
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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 = 13.70 | H = 13.07 | K = 12.89 | J - K = 0.81 |
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AllWISE
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W1 = 12.77 | W2 = 12.71 | W1 - W2 = 0.06 |
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APASS-DR9
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B = 17.03 | V = 16.08 | g' = 16.60 | r' = 15.70 | i' = 15.08 | B - V = 0.95 |
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SDSS-DR12
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u = 17.37 | g = 16.60 | r = 15.64 | i = 15.17 | z = 14.81 | u - g = 0.77 | r - i = 0.47 |
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Images
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Supporting Documents
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Revision History
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