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Latest Details
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Log in to retrieve additional aliases from SIMBAD. |
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| Name |
sig Sco |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
16 18 08.73 -25 28 28.4 |
| Proper motion |
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| Galactic coord. |
351.313 +16.999 |
Other names
(Internal only)
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20 Sco |
ADS 10009 A |
CD-25 11485 |
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CPD-25 5785 |
HD 147165 |
HIP 80112 |
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HR 6084 |
IRC -30260 |
RAFGL 1845 |
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SAO 184336 |
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(Not logged in) Add name
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| Variability type |
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BCEP |
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| Spectral type |
B2III+O9.5V |
| Mag. range |
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2.86 - 2.94 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
0.246839 d (5.9241 h) |
| Rise/eclipse dur. |
50% (2.96 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 |
VB AA (A 5.5m, 0.37", 96deg, 1981, orbital motion?; B 8.45m, B9.5V, 20.1", 273deg, 1961); SB1, Porb = 33.06d. P0 var. Max Vr = 2420000.1465 + 0.24682815d*E (1918 - 1924) [E.Chapellier, AsAp 147, N1, 135, 1985.]; Max = 2432306.918 + 0.246846d*E (JD2432000 - 37800) [A.R.Hogg, MN 117, 95, 1957.]; since JD2437800 - see Table. A0 = 0.036m y. P1 = 0.2396674d, A1 = 0.013m y [M.Jerzykiewicz, C.Sterken, MN 211, N2, 297, 1984.]. Pbeat = 8.256d = Porb/4 [M.Goosens, P.Lampens, D.De Maerschalck, M.Schrooten, AsAp 140, 223, 1984.]. Connected with a nebula. |
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References
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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 = 2.39 | H = 2.40 | K = 2.34 | J - K = 0.05 |
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AllWISE
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W3 = 2.25 | W4 = 1.04 | W3 - W4 = 1.21 |
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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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