catalogues and names

The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version)

SKY2000 - Master Star Catalog

Smithsonian Astrophysical Observatory Star Catalog

catalogues and names

catalogues and names	k Vel, HR 3734, HD 81188, SAO 236891, CP -54 2219, FK5: 353
constellation	Vela

data from The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version) (Hoffleit+, 1991)

position, motion, parallax:

position (J2000)	RA: 9h 22min 6.8sec	DEC: -55° 0' 39''
position (B1900)	RA: 9h 19min 1sec	DEC: -54° 35' 1''
proper motion (J2000)	RA: -0.008 arcsec/a	DEC: 0.009 arcsec/a
radial velocity	22 km/s note: spectroscopic binaries note: orbital data avaible
rotational velocity	49 km/s (uncertain) (variable)
trigonometric parallax	0.013 arcsec
galactic coordinates	longitude: 275.88°	latitude: -3.54°

magnitude

visual magnitude

2.5 (V on UBV Johnson system)

spectral / color information

spectral class	B2IV-V
B-V-magnitude	-0.18
U-B-magnitude	-0.75
R-I-magnitude

double/multiple star system information

note (category: spectroscopic binaries):

116.65d, K 46.5k/s, V0 +21.9k/s, asini 73.2.

miscellaneous information

note (category: group membership):

Sco-Cen assoc.

note (category: miscellaneous):

Third UHURU Catalogue suggests Kappa Vel as optical counterpart of 3U0918-55, but HR 3717 is much closer.

data from SKY2000 - Master Star Catalog (Myers+ 1997)

position, motion, parallax:

position (J2000)	RA: 9h 22min 6.828sec	DEC: -55° 0' 38.6''	±0.06 arcsec	source: 15
proper motion (J2000)	RA: -0.001 arcsec/a	DEC: 0.009 arcsec/a		source: 25
radial velocity	22 km/s			source: 25
trigonometric parallax	0.013 arcsec		±0.001 arcsec	source: 25
galactic coord. (B1950)	longitude: 275.89°	latitude: -3.54°

magnitude:

visual	2.5 (observed)	source: 25
photovisual	2.6	source: 2
photographic	2.5	source: 2

spectral information:

spectral class	B3		source: 96
Morgan-Keenan	B2IV-V		source: 25
B-magnitude	2.32 ±0.05	B-V-magnitude	-0.18
U-magnitude	1.57 ±0.05	U-B-magnitude	-0.75

sources:

2	HD and HDE Catalogs
Cannon, A.J., and E.C. Pickering, Harvard Annals, Vols 91-99, 1918-24, Cambridge, Massachusetts: Harvard University; Cannon, A.J., Harvard Annals, Vol. 100, 1925-36, Cambridge, Massachusetts: Harvard University; and Cannon, A.J., and M. Walton Mayall, Harvard Annals, Vol. 112, 1949, Cambridge, Massachusetts: Harvard University
15	FK5, FK5 Extension and FK5 Supplement
Fricke, W., H. Schwan and T. Lederle, "Fifth Fundamental Catalogue (FK5), Part I. The Basic Fundamental Stars," Veroff. Astronomisches Recheninstitut, No. 32, Heidelberg, Germany, 1988, and Fricke, W., H. Schwan, and T.E. Corbin, "Fifth Fundamental Catalogue (FK5), Part II. The FK5 Extension," Veröff. Astronomisches Recheninstitut, No. 33, Heidelberg, Germany, 1991
25	Bright Star Catalogue, 5th edition
Hoffleit, D. and Warren, W.H. Jr., The Bright Star Catalogue, 5th Revised Edition, Version 2, 1994
96	SAO or HD/HDE Catalog
Reference from Value 1 or Reference from Value 2

data from Smithsonian Astrophysical Observatory Star Catalog (SAO Staff 1966; USNO, ADC 1990)

position and proper motion:

position (B1950)	RA: 9h 20min 33.853sec	DEC: -54° 47' 47.3''	±0.011 arcsec
position (J2000)	RA: 9h 22min 6.848sec	DEC: -55° 0' 38.52''
proper motion B1950 (FK4)	RA: -0.0009 arcsec/a	DEC: 0.008 arcsec/a	±0.002 arcsec/a in RA ±0.002 arcsec/a in DEC
proper motion J2000 (FK5)	RA: -0.0007 arcsec/a	DEC: 0.009 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	2.6 (accuracy: 2 decimals)
source of visual magnitude data	Taken from the "Henry Draper Catalogue".

spectral information:

spectral class	B3
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	FK4, catalogue number: 353
Durchmusterung	CP-54 2219
Boss General Catalogue	12938
Henry Draper Catalogue	81188