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Name
  Z Sgr  
AAVSO UID
000-BCG-273 (3509 observations)  
Constellation
Sagittarius Sequence
J2000.0
19 19 43.21 -20 55 34.7  (289.93004 -20.92631) Search nearby
B1950.0 19 16 45.32 -21 01 10.3
Proper motion
RA: 7.7 +/- 16.1 mas/yDec: 0.3 +/- 4.6 mas/ySource: UCAC4
Galactic coord. 16.952 -15.378
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J19194321-2055346 AAVSO 1913-21 ASAS J191943-2055.7
GSC 06308-02079 HD 181060 IRAS 19167-2101
IRC -20555    
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Variability type
M
Spectral type M4e-M9(Se)
Mag. range
8.35 - 16.0 V
Discoverer --
Epoch
03 Jul 2002 (HJD 2452459.00) Ephemeris
Outburst --
Period 450.41 d
Rise/eclipse dur. 47%
Remarks
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 T. Karlsson, Maxima of Mira stars --
3 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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 = 3.67H = 2.66K = 2.10J - K = 1.56
AllWISE W3 = 0.27W4 = -0.36W3 - W4 = 0.62
APASS-DR9 B = 14.32V = 12.80B - V = 1.52
GALEX-DR5 NUV = 20.81
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2011-04-25 19:15 UTC Primary record creation. Epoch and maximum magnitude from ASAS-3 data. 2MASS position.
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.