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Latest Details
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| Name |
W Gru |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
22 38 22.86 -44 06 08.6 |
| Proper motion |
| RA: -1.484 +/- 0.064 mas/y | Dec: -32.541 +/- 0.052 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
351.763 -58.986 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AN 54.1913 |
ASAS J224119-4350.5 |
ASASSN-V J224118.52-435028.1 |
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CD-44 15009 |
CPD-44 10254 |
HD 214791 |
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HIP 112009 |
HV 3370 |
SAO 231251 |
(Not logged in) Add name
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| Variability type |
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EA/AR |
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| Spectral type |
F6IV+F6IV |
| Mag. range |
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8.89 - 9.53 V |
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| Discoverer |
John Thome (1913) |
| Epoch |
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| Outburst |
-- |
| Period |
2.96854 d |
| Rise/eclipse dur. |
10% (7.1 h) |
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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 |
Otero, Sebastian Alberto
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Min II= 9.48 V. No period variation is seen between 2000 and 2011 (ASAS-3 and Richards, 2012) |
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2 |
GCVS Team |
P var. Nonlinear term: +7.84d*10**(-9)*E**2. Min II 10.0. |
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(Not logged in) Add remark
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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 |
T. Richards, 2012, Turning up Results in SPADES |
VSS Newsletter 2012-1 (February 2012) |
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2 |
Bob Nelson's O-C files, 2016 |
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3 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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4 |
M.A.Cerruti, M.A. de Laurenti, IBVS N2012, 1981. |
1981IBVS.2012....1C |
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5 |
Dunér, N. C.; et al., 1914, Benennung von neu entdeckten veränderlichen
Sternen |
1914AN....199...65D |
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6 |
CALEB - Catalog and AtLas of Eclipsing Binaries |
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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 = 7.99 | H = 7.77 | K = 7.70 | J - K = 0.28 |
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AllWISE
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W1 = 7.70 | W2 = 7.74 | W3 = 7.75 | W4 = 7.71 | W1 - W2 = -0.04 | W3 - W4 = 0.04 |
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APASS-DR9
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B = 9.94 | V = 9.56 | g' = 9.61 | r' = 9.46 | i' = 9.36 | B - V = 0.38 |
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GALEX-DR5
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FUV = 18.87 | NUV = 13.26 | FUV - NUV = 5.61 |
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Images
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Supporting Documents
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Revision History
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