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Name
  V6477 Sgr  
AAVSO UID
--  
Constellation
Sagittarius Sequence
J2000.0
18 45 42.86 -18 28 08.9  (281.42859 -18.46913) Search nearby
B1950.0 18 42 47.17 -18 31 21.2
Proper motion
RA: 8.1 +/- 5.2 mas/yDec: 0.1 +/- 4.3 mas/ySource: UCAC4
Galactic coord. 15.775 -7.087
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18454285-1828090 AN 768.1936 ASAS J184544-1828.1
ASASSN-V J184542.88-182808.8 CSV 4343 HV 9521
IRAS 18427-1831 NSV 11302 OGLE-BLG-LPV-265926
OGLE-IV BLG724.28.2 Prag 4856 USNO-B1.0 0715-00691670
USNO-B1.0 0715-0691670    
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Variability type
M
Spectral type --
Mag. range
11.9 - <16.9 V
Discoverer --
Epoch
24 Apr 2004 (HJD 2453120.0) Ephemeris
Outburst --
Period 299.3 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto VSP Note: 16.5 mag. star 11" to the N, 16.4 mag. star 16" to the NE and 14.2 mag. star 21" to the E.
2 Otero, Sebastian Alberto ASAS-3 magnitudes contaminated by UCAC4 358-168635 (V= 16.5; sep. 11"), UCAC4 358-168639 (V= 16.4; sep. 16") and 2MASS J18454427-1828024 (V= 14.2; sep. 21"). Range has been corrected.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Iwanek, P.; et al., 2022, The OGLE Collection of Variable Stars: Nearly
66,000 Mira Stars in the Milky Way
2022ApJS..260...46I
2 E.V. Kazarovets, N.N. Samus, O.V. Durlevich et al., 2019, The 82nd
Name-List of Variable Stars. Part II – RA 18h to 20h and Novae
2019PZ.....39....3K
3 Henden, A. A., et al., 2012, Data Release 3 of the AAVSO All-Sky
Photometric Survey (APASS)
2012JAVSO..40..430H
4 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
5 V.P.Tsessevich, M.S.Kazanasmas, Atlas of Finding Charts for Variable Stars,
M., 1971.
1971afcv.book.....T
6 W.J.Luyten, Minn Publ 2, No.6, 1938. 1938POMin...6....1L
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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 = 6.68H = 5.81K = 5.26J - K = 1.43
AllWISE W1 = 4.82W2 = 4.17W3 = 3.36W4 = 2.52W1 - W2 = 0.65W3 - W4 = 0.84
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2023-02-21 21:00 UTC Period from 2022ApJS..260...46I. Gaia DR3 position.
3 Admin, VSX 2019-11-01 03:26 UTC Update from [2019PZ.....39....3K].
2 Otero, Sebastian Alberto 2015-06-30 04:48 UTC Primary record creation. Type, period, epoch and maximum magnitude from ASAS-3 data. Minimum magnitude from APASS. UCAC4 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.