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Latest Details
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Log in to retrieve additional aliases from SIMBAD. |
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| Name |
AL CrA |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
18 11 47.31 -37 07 50.6 |
| Proper motion |
| RA: -2.7 +/- 1.6 mas/y | Dec: -4.3 +/- 1.6 mas/y | Source: UCAC4 |
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| Galactic coord. |
355.891 -9.403 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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2MASS J18151150-3706518 |
AAVSO 1808-37 |
ASAS J181512-3706.9 |
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ASASSN-V J181511.58-370651.7 |
GSC 07404-04586 |
HV 4439 |
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| Variability type |
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CWA |
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| Spectral type |
G0-G8 CH+1 |
| Mag. range |
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11.46 - 12.58 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
17.059 d |
| Rise/eclipse dur. |
58% (9.9 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 |
Otero, Sebastian Alberto
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ASAS-3 magnitudes contaminated by 2MASS J18151186-3706477 (V= 16.2; sep. 6"). Range has been corrected. |
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2 |
GCVS Team |
B - V: +0.65, +1.30. [A/H] = -0.2. |
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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 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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2 |
Catalogue of Stellar Spectral Classifications (Skiff, 2005) |
1984AJ.....89..379H |
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3 |
J.P.Casparie, Leid Ann 21, N7, 1960. |
-- |
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4 |
C.J.van Houten, Leid Ann 20, N10, 275, 1952. |
-- |
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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 = 10.01 | H = 9.71 | K = 9.58 | J - K = 0.42 |
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AllWISE
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W1 = 9.20 | W2 = 9.17 | W3 = 8.99 | W4 = 8.40 | W1 - W2 = 0.03 | W3 - W4 = 0.59 |
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APASS-DR9
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B = 12.64 | V = 11.88 | g' = 12.04 | r' = 11.48 | i' = 11.41 | B - V = 0.76 |
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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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3 |
Otero, Sebastian Alberto
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2013-10-21 07:23 UTC |
Period, epoch, rise duration and range from ASAS-3 data. |
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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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