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	n Ori, 67 Ori, HR 2159, HD 41753, SAO 95259, BD +14 1152, FK5: 232
constellation	Orion

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

position, motion, parallax:

position (J2000)	RA: 6h 7min 34.3sec	DEC: +14° 46' 6''
position (2000.73)	RA: 6h 7min 36sec	DEC: +14° 46' 6''
position (B1900)	RA: 6h 1min 51.7sec	DEC: +14° 46' 50''
proper motion (J2000)	RA: 0.006 arcsec/a	DEC: -0.021 arcsec/a
radial velocity	24 km/s note: spectroscopic binaries, single lined spectra note: orbital data avaible
rotational velocity	41 km/s (uncertain) (variable)
trigonometric parallax	-0.032 arcsec
galactic coordinates	longitude: 194.81°	latitude: -2.72°

magnitude

visual magnitude

4.42 (V on UBV Johnson system)

spectral / color information

spectral class	B3V
B-V-magnitude	-0.17
U-B-magnitude	-0.66
R-I-magnitude

double/multiple star system information

note (category: spectroscopic binaries):

131.211d, K 33.3k/s, V0 +24.1k/s, asini 46.2.

miscellaneous information

note (category: group membership):

Cas-Tau OB1; member of Pleiades group.

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

position, motion, parallax:

position (J2000)	RA: 6h 7min 34.322sec	DEC: +14° 46' 6.4''	±0.06 arcsec	source: 15
position (2000.73)	RA: 6h 7min 36sec	DEC: +14° 46' 6''	JD: 2451810.11
proper motion (J2000)	RA: 0.0004 arcsec/a	DEC: -0.021 arcsec/a		source: 25
radial velocity	24 km/s			source: 25
galactic coord. (B1950)	longitude: 194.81°	latitude: -2.72°

magnitude:

visual	4.42 (observed)	source: 25
photovisual	4.4	source: 2

spectral information:

spectral class	B2		source: 96
Morgan-Keenan	B3V		source: 25
B-magnitude	4.25 ±0.05	B-V-magnitude	-0.17
U-magnitude	3.59 ±0.05	U-B-magnitude	-0.66

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: 6h 4min 42.949sec	DEC: +14° 46' 34.32''	±0.003 arcsec
position (2000.73)	RA: 6h 7min 37sec	DEC: +14° 46' 7''	JD: 2451810.11
position (J2000)	RA: 6h 7min 34.319sec	DEC: +14° 46' 6.44''
proper motion B1950 (FK4)	RA: 0.0004 arcsec/a	DEC: -0.022 arcsec/a	±0.001 arcsec/a in RA ±0.001 arcsec/a in DEC
proper motion J2000 (FK5)	RA: 0.0004 arcsec/a	DEC: -0.021 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	4.4 (accuracy: 2 decimals)
source of visual magnitude data	Taken from the "Henry Draper Catalogue".

spectral information:

spectral class	B2
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	FK4, catalogue number: 232
Durchmusterung	BD+14 1152
Boss General Catalogue	7772
Henry Draper Catalogue	41753