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Latest Details
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| Name |
IU Cyg |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
19 48 14.76 +34 02 17.7 |
| Proper motion |
| RA: -8.2 +/- 6.1 mas/y | Dec: 4.2 +/- 10.6 mas/y | Source: UCAC4 |
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| Galactic coord. |
69.575 +3.987 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AN 320.1929 |
ASASSN-V J195008.28+340957.6 |
HAT 199-36672 |
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IOMC 2677000052 |
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(Not logged in) Add name
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| Variability type |
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CW: |
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| Spectral type |
F5-G0 |
| Mag. range |
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12.95 - 14.08 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
31.31451 d |
| Rise/eclipse dur. |
29% (9.081 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 |
B - V: +0.90, +1.45. P var. Max = 2429157.6 + 31.22266d*E (JD2417800 - 29250); Max = 2433601.3 + 31.1550d*E (JD2432700 - 35400); since JD2435400 - see Table. |
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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 |
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 |
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 |
J.D.Hartman, G.Bakos, K.Z.Stanek, R.W.Noyes, AJ, 128, 1761, 2004. |
2004AJ....128.1761H |
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4 |
Catalogue of Stellar Spectral Classifications (Skiff, 2005) |
1984AJ.....89..379H |
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5 |
A.A.Wachmann, Bergd Abh V1, N4, 1966. |
1966AAHam...6..281W |
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6 |
P.N.Kholopov, Perem. Zvezdy 9, N6, 409, 1954. |
-- |
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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 = 10.92 | H = 10.37 | K = 9.91 | J - K = 1.01 |
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AllWISE
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W1 = 8.56 | W2 = 7.66 | W3 = 4.85 | W4 = 3.69 | W1 - W2 = 0.90 | W3 - W4 = 1.16 |
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Images
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Please review Digitized Sky Survey Acknowledgment and Copyright.
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Image not downloaded. Click Retrieve Image to download and view. |
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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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Stellar Association Membership
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ASCC 109 |
Open Cluster |
2012A&A...548A..97Z |
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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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3 |
Otero, Sebastian Alberto
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2020-05-15 00:46 UTC |
Gaia DR2 position. |
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2 |
Admin, VSX
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2007-04-04 09:53 UTC |
Position and spectral type from Brian Skiff's MKTypes.dat [http://vizier.u-strasbg.fr/viz-bin/Cat?III/233B]. |
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1 |
Admin, VSX
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2005-12-18 01:33 UTC |
Initial database population. |
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