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Latest Details
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Log in to retrieve additional aliases from SIMBAD. |
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| Name |
V0444 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 17 42.66 +38 34 24.3 |
| Proper motion |
| RA: -2.263 +/- 0.053 mas/y | Dec: -3.761 +/- 0.057 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
76.598 +1.429 |
Other names
(Internal only)
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AAVSO 2015+38 |
BD+38 4010 |
HD 193576 |
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HIP 100214 |
HV 11111 |
Hen 3-1877 |
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IOMC 3151000080 |
SAO 69833 |
WR 139 |
(Not logged in) Add name
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| Variability type |
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EA/WR |
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| Spectral type |
O6+WN5.5 |
| Mag. range |
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7.92 - 8.22 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
4.212424 d |
| Rise/eclipse dur. |
20% (20.22 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 |
GCVS Team |
In the H II region S 109. Min II 8.06; D II = 0.10P. P var. Min I = 2430856.453 + 4.21238d*E (JD2415000 - 30000) [S.Gaposchkin, HA 113, N2, 1953.]; since JD2430000 - see Table. |
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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 |
Bob Nelson's O-C files, 2016 |
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2 |
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info) |
2012arXiv1210.0821A |
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3 |
A.M.Cherepashchuk, Kh.Khaliullin, Astron. Zh. 50, N3, 516, 1973. |
1973AZh....50..516C |
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4 |
H.Schneller, Sterne 21, 173, 1941. |
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External Links
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Links open in a new window. Not all links may be valid for this particular target.
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Location
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Select a Location for more details.
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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 = 6.70 | H = 6.52 | K = 6.33 | J - K = 0.37 |
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AllWISE
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W1 = 5.91 | W2 = 5.50 | W3 = 4.91 | W4 = 4.01 | W1 - W2 = 0.40 | W3 - W4 = 0.90 |
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APASS-DR9
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B = 8.29 | V = 7.88 | g' = 7.97 | r' = 7.67 | i' = 7.45 | B - V = 0.41 |
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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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There are currently no supporting documents on file for this star.
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Revision History
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Currently approved revision is checked. Click revision number to view details of that revision.
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2 |
Admin, VSX
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2010-01-05 04:43 UTC |
Position updated from the GCVS version of November 2009. |
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1 |
Admin, VSX
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2005-12-18 01:33 UTC |
Initial upload. |
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