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	h Aps, HR 5303, HD 123998, SAO 258693, CP -80 706, FK5: 3129
constellation	Apus

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

position, motion, parallax:

position (J2000)	RA: 14h 18min 13.8sec	DEC: -81° 0' 28''
position (B1900)	RA: 14h 5min 39.5sec	DEC: -80° 32' 20''
proper motion (J2000)	RA: -0.031 arcsec/a	DEC: -0.063 arcsec/a
radial velocity	-9 km/s note: spectroscopic binaries, double lined spectra
rotational velocity	43 km/s (uncertain) (variable)
galactic coordinates	longitude: 306.43°	latitude: -18.73°

magnitude

visual magnitude

4.91 (V on UBV Johnson system)

spectral / color information

spectral class	A2m
B-V-magnitude	0.25
U-B-magnitude	0.11

double/multiple star system information

note (category: spectroscopic binaries):

Two components with identical spectra.

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

position, motion, parallax:

position (J2000)	RA: 14h 18min 13.751sec	DEC: -81° 0' 27.84''	±0.22 arcsec	source: 15
proper motion (J2000)	RA: -0.0131 arcsec/a	DEC: -0.063 arcsec/a		source: 25
radial velocity	-9 km/s			source: 25
galactic coord. (B1950)	longitude: 306.43°	latitude: -18.73°

magnitude:

visual	4.91 (observed)	source: 25
photovisual	5	source: 2

spectral information:

spectral class	A2		source: 96
Morgan-Keenan	A2m		source: 25
B-magnitude	5.16 ±0.05	B-V-magnitude	0.25
U-magnitude	5.27 ±0.05	U-B-magnitude	0.11

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: 14h 11min 48.968sec	DEC: -80° 46' 30.92''	±0.02 arcsec
position (J2000)	RA: 14h 18min 13.612sec	DEC: -81° 0' 27.43''
proper motion B1950 (FK4)	RA: -0.0111 arcsec/a	DEC: -0.059 arcsec/a	±0.004 arcsec/a in RA ±0.004 arcsec/a in DEC
proper motion J2000 (FK5)	RA: -0.0142 arcsec/a	DEC: -0.057 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	5 (accuracy: 2 decimals)
source of visual magnitude data	Taken from Harvard or San Luis photometry.

spectral information:

spectral class	A2p
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	GC, catalogue number: 19211
Durchmusterung	CP-80 706
Boss General Catalogue	19211
Henry Draper Catalogue	123998