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Name
  VZ Sgr  
AAVSO UID
000-BCB-737 (8181 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 15 08.57 -29 42 29.5  (273.78572 -29.70819) Search nearby
B1950.0 18 11 56.79 -29 43 28.6
Proper motion
RA: -2.567 +/- 3.372 mas/yDec: -1.121 +/- 3.290 mas/ySource: Gaia DR1
Galactic coord. 2.516 -5.974
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18150857-2942293 AAVSO 1808-29 AN 275.1904
ASAS J181509-2942.5 ASASSN-V J181508.56-294228.4 CD-29 14717
CPD-29 5430 HD 317333 HV 1156
MACHO 117.25166.4791 WISE J181508.56-294229.4  
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Variability type
RCB
Spectral type C
Mag. range
10.12 - <15.0 V
Discoverer Henrietta Leavitt (1904)
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Short period pulsation 34.64 d.
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References
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1 Tisserand, P.; Clayton, G. C.; Bessell, M. S.; et al., 2020, A plethora of
new R Coronae Borealis stars discovered from a dedicated spectroscopic
follow-up survey
2020A&A...635A..14T
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 R.A. Allsman, T.S. Axelrod, 2001, arXiv:astro-ph/0108444 2001astro.ph..8444A
4 F.M.Bateson, NZAS Publ N3 (C75), 1, 1975. --
5 Dunér, N. C.; Hartwig, E.; Muller, G., 1911, Benennung von neu entdeckten
veränderlichen Sternen
1911AN....190...57.
External Links
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Location    Go   
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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 = 9.01H = 8.74K = 8.24J - K = 0.77
AllWISE W1 = 7.23W2 = 6.21W3 = 4.96W4 = 4.22W1 - W2 = 1.02W3 - W4 = 0.73
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 15 08.57 -29 42 29.5 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
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5 Fernig, Leo 2022-11-15 22:33 UTC Discoverer updated from 1911AN....190...57. page 69.
4 Otero, Sebastian Alberto 2020-06-10 02:49 UTC Reference to 2020A&A...635A..14T added. Gaia DR2 position.
3 Otero, Sebastian Alberto 2011-07-12 18:04 UTC Range from ASAS-3 data.
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.