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Name
  TZ CrA  
AAVSO UID
000-BDM-430 (210 observations)  
Constellation
Corona Australis Sequence
J2000.0
18 18 48.22 -43 21 37.1  (274.70092 -43.36031) Search nearby
B1950.0 18 15 11.48 -43 22 51.8
Proper motion
RA: 15.169 +/- 1.285 mas/yDec: 8.306 +/- 1.318 mas/ySource: Gaia DR1
Galactic coord. 350.492 -12.782
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AN 127.1910 ASAS J181848-4321.6 ASASSN-V J181848.25-432136.9
CD-43 12429 CPD-43 8543 HD 167777
HV 3299 SAO 228898  
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Variability type
EA/SD
Spectral type A1III/IV
Mag. range
9.6 - 10.33 V
Discoverer Annie J. Cannon (1905)
Epoch
29 Aug 1957 (HJD 2436080.035) Ephemeris
Outburst --
Period 0.68674954 d  (16.481989 h)
Rise/eclipse dur. 20%  (3.2964 h)
Remarks
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1 GCVS Team Min II 9.72.
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 F.Bateson, M.Morel, R.Winnett, Charts for Southern Variables, ser. 9, 1977. --
3 F.B.Wood, AJ 64, 56, 1959. --
4 Guthnick, P.; et al., 1925, Benennung von neu entdeckten veränderlichen
Sternen
1925AN....224..129G
5 CALEB - Catalog and AtLas of Eclipsing Binaries --
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 = 9.48H = 9.32K = 9.26J - K = 0.22
AllWISE W1 = 9.27W2 = 9.29W3 = 9.31W4 = 8.88W1 - W2 = -0.02W3 - W4 = 0.43
APASS-DR9 B = 10.49V = 10.28g' = 10.39r' = 10.30i' = 10.28B - V = 0.21
Images
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Supporting Documents
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Revision History
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3 Fernig, Leo 2023-07-05 21:37 UTC Discoverer updated from 1925AN....224..129G page 141.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.