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Name
  AI Sco  
AAVSO UID
000-BBZ-757 (1468 observations)  
Constellation
Scorpius Sequence
J2000.0
17 56 18.58 -33 48 43.3  (269.07742 -33.81203) Search nearby
B1950.0 17 53 00.12 -33 48 20.0
Proper motion
RA: -0.266 +/- 3.000 mas/yDec: 0.975 +/- 3.037 mas/ySource: Gaia DR1
Galactic coord. 356.968 -4.449
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17561858-3348434 AAVSO 1749-33 AN 21.1908
ASAS J175619-3348.7 CD-33 12638 CPD-33 4709
HD 320921 HV 3063 IOMC 7386000073
IRAS 17530-3348 PARK 3 3862 TYC 7386-1006-1
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Variability type
RVB
Spectral type G0-K2
Mag. range
8.88 - 11.6 V
Discoverer --
Epoch
02 Sep 2007 (HJD 2454346.0) Ephemeris
Outburst --
Period 71.9 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto J-K= 1.38. ASAS-3 magnitudes contaminated by 2MASS J17561757-3348324 (V= 14.8; sep. 17") and 2MASS J17561885-3349020 (V= 12.83; sep. 19"). Range has been corrected.
2 GCVS Team P2 = 966.6d.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1952ApJ...115...25J
4 S.Gaposchkin, HA 115, N13, 1950. 1952AnHar.115..157G
5 J.Voute, Lemb Ann 2, D5, 1932. --
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 6.86H = 6.18K = 5.49J - K = 1.38
AllWISE W1 = 4.05W2 = 2.69W3 = 1.14W4 = 0.00W1 - W2 = 1.37W3 - W4 = 1.13
Images
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Supporting Documents
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Stellar Association Membership
 NGC 6475 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2012-05-30 00:17 UTC Period, epoch and range from ASAS-3 data.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.