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Latest Details
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Name
  LQ Sgr  
AAVSO UID
000-BCX-002 (21 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 28 28.92 -27 55 19.2  (277.12048 -27.92199) Search nearby
B1950.0 18 25 20.00 -27 57 16.6
Galactic coord. 5.464 -7.752
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18282891-2755191 AAVSO 1822-27 ASAS J182829-2755.3
ASASSN-V J182828.92-275519.2 Downes LQ Sgr GSC2.3 S9T4011303
HV 4475 IRAS 18253-2757 USNO-B1.0 0620-0935103
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Variability type
M
Spectral type Me
Mag. range
13.6 - <17.0 V
Discoverer I. E. Woods
Epoch
08 Mar 2003 (HJD 2452707) Ephemeris
Outburst --
Period 319 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto J-K= 1.78.
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References
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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
2 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
3 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
4 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
5 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1995A&A...297..759B
6 I.E.Woods, HB N859, 1928. 1928BHarO.859....1W
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 = 8.43H = 7.40K = 6.65J - K = 1.78
AllWISE W1 = 5.44W2 = 4.76W3 = 3.75W4 = 2.96W1 - W2 = 0.68W3 - W4 = 0.79
Images
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Supporting Documents
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Revision History
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6 Otero, Sebastian Alberto 2020-05-15 00:39 UTC Gaia DR2 position.
5 Admin, VSX 2017-12-15 13:16 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
4 Otero, Sebastian Alberto 2014-05-22 19:53 UTC Primary record creation. Type, period, epoch and maximum magnitude from ASAS-3 data. Minimum magnitude from GSC2.3. 2MASS position.
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 19:52 UTC Discoverer added.
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.