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	s Cet, 76 Cet, HR 740, HD 15798, SAO 148445, BD -15 449, FK5: 1071
constellation	Cetus

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

position, motion, parallax:

position (J2000)	RA: 2h 32min 5.2sec	DEC: -15° 14' 41''
position (B1900)	RA: 2h 27min 20.8sec	DEC: -15° 41' 1''
proper motion (J2000)	RA: -0.07 arcsec/a	DEC: -0.12 arcsec/a
radial velocity	-29 km/s
rotational velocity	12 km/s (uncertain) (variable)
trigonometric parallax	0.035 arcsec
galactic coordinates	longitude: 191.12°	latitude: -63.78°

magnitude

visual magnitude

4.75 (V on UBV Johnson system)

spectral / color information

spectral class	F4IV
B-V-magnitude	0.45
U-B-magnitude	-0.02
R-I-magnitude

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

position, motion, parallax:

position (J2000)	RA: 2h 32min 5.239sec	DEC: -15° 14' 40.62''	±0.06 arcsec	source: 15
proper motion (J2000)	RA: -0.0048 arcsec/a	DEC: -0.12 arcsec/a		source: 25
radial velocity	-29 km/s			source: 25
trigonometric parallax	0.035 arcsec		±0.003 arcsec	source: 25
galactic coord. (B1950)	longitude: 191.12°	latitude: -63.78°

magnitude:

visual	4.75 (observed)	source: 25
photovisual	4.8	source: 2
photographic	5.2	source: 2

spectral information:

spectral class	F5		source: 96
Morgan-Keenan	F4IV		source: 25
B-magnitude	5.2 ±0.05	B-V-magnitude	0.45
U-magnitude	5.18 ±0.05	U-B-magnitude	-0.02

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: 2h 29min 42.948sec	DEC: -15° 27' 47.46''	±0.006 arcsec
position (J2000)	RA: 2h 32min 5.231sec	DEC: -15° 14' 40.56''
proper motion B1950 (FK4)	RA: -0.0053 arcsec/a	DEC: -0.117 arcsec/a	±0.002 arcsec/a in RA ±0.002 arcsec/a in DEC
proper motion J2000 (FK5)	RA: -0.0049 arcsec/a	DEC: -0.119 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	4.8 (accuracy: 2 decimals)
source of visual magnitude data	Taken from the "Henry Draper Catalogue".

spectral information:

spectral class	F5
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	FK4, catalogue number: 1071
Durchmusterung	BD-15 449
Boss General Catalogue	3045
Henry Draper Catalogue	15798