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Name
  HL CMa  
AAVSO UID
000-BBL-793 (30240 observations)  
Constellation
Canis Major Sequence
J2000.0
06 45 17.21 -16 51 34.5  (101.32171 -16.85958) Search nearby
B1950.0 06 43 03.35 -16 48 22.9
Proper motion
RA: -6.906 +/- 1.509 mas/yDec: 8.189 +/- 1.285 mas/ySource: Gaia DR1
Galactic coord. 227.376 -8.923
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1RXH J064517.2-165134 2MASS J06451721-1651345 AAVSO 0640-16
Downes HL CMa GSC 05949-02599 IE 0643.0-1648
TYC 5949-2599-1 UCAC4 366-017167 USNO-B1.0 0731-0137624
X 06430-168    
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Variability type
UGZ/IW
Spectral type pec(UG)
Mag. range
10.7 - 15.0 V
Discoverer --
Epoch
--
Outburst --
Period 0.216787 d  (5.2029 h)
Rise/eclipse dur. --
Remarks
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1 GCVS Team 1E 0643.0-1648. SB (P ~0.217d); Lx/Lopt var (0.002 - 1).
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References
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1 Simonsen, M.; Boyd, D.; Goff, W.; et al., 2014, Z Cam Stars in the
Twenty-First Century
2014JAVSO..42..177S
2 R.A.Downes, 2001, PASP 113, 764 (2006 archival) 2005JAD....11....2D
3 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
4 T.Chlebowski, J.P.Halpern, J.E.Steiner, ApJ 247, L 35, 1981. 1981ApJ...247L..35C
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 = 11.64H = 11.45K = 11.23J - K = 0.40
AllWISE W1 = 11.18W2 = 11.13W3 = 11.33W1 - W2 = 0.05
APASS-DR9 B = 12.99V = 12.83g' = 12.85r' = 12.76i' = 12.72B - V = 0.15
Images
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Supporting Documents
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Campaigns/Programs
 Legacy CVs
Revision History
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5 Otero, Sebastian Alberto 2019-01-31 23:16 UTC Type from 2014JAVSO..42..177S. Range from AAVSO data. Gaia DR2 position.
4 Otero, Sebastian Alberto 2011-04-29 18:37 UTC Range from AAVSO data.
3 Otero, Sebastian Alberto 2011-01-05 21:40 UTC Primary record creation. UG-subtype and orbital period from Downes (2001). GCVS outburst cycle 15 d. UCAC3 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.