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	39 Ari, HR 824, HD 17361, SAO 75578, BD +28 462
constellation	Aries

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

position, motion, parallax:

position (J2000)	RA: 2h 47min 54.5sec	DEC: +29° 14' 50''
position (B1900)	RA: 2h 41min 57.1sec	DEC: +28° 49' 55''
proper motion (J2000)	RA: 0.149 arcsec/a	DEC: -0.123 arcsec/a
radial velocity	-15 km/s note: variable radial velocity
rotational velocity	<17 km/s (uncertain) (variable)
trigonometric parallax	0.027 arcsec
galactic coordinates	longitude: 151.42°	latitude: -27.1°

magnitude

visual magnitude

4.51 (V on UBV Johnson system)

spectral / color information

spectral class	K1.5III
B-V-magnitude	1.11
U-B-magnitude	1.05
R-I-magnitude
IR-note	object is infrared source (NASA merged infrared catalogue, Schmitz et al., 1978)

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

position, motion, parallax:

position (J2000)	RA: 2h 47min 54.567sec	DEC: +29° 14' 49.29''	±0.43 arcsec	source: 16
proper motion (J2000)	RA: 0.0115 arcsec/a	DEC: -0.131 arcsec/a		source: 25
radial velocity	-15 km/s			source: 25
trigonometric parallax	0.027 arcsec		±0.003 arcsec	source: 25
galactic coord. (B1950)	longitude: 151.42°	latitude: -27.1°

magnitude:

visual	4.51 (observed)	source: 25
photovisual	4.6	source: 2
photographic	5.6	source: 16

spectral information:

spectral class	K0		source: 96
Morgan-Keenan	K1.5III		source: 25
B-magnitude	5.62 ±0.05	B-V-magnitude	1.11
U-magnitude	6.67 ±0.05	U-B-magnitude	1.05

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
16	PPM North and PPM South Catalogs and PPM Supplement
Roser, S., and U. Bastian, "Catalogue of Positions and Proper Motions," A&AS, Vol. 74, p. 449, 1988, and Bastian, U., et al., "Catalogue of Positions and Proper Motions - South," 1993
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 44min 55.468sec	DEC: +29° 2' 26.66''	±0.011 arcsec
position (J2000)	RA: 2h 47min 54.522sec	DEC: +29° 14' 49.8''
proper motion B1950 (FK4)	RA: 0.0114 arcsec/a	DEC: -0.119 arcsec/a	±0.002 arcsec/a in RA ±0.002 arcsec/a in DEC
proper motion J2000 (FK5)	RA: 0.0114 arcsec/a	DEC: -0.123 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	4.6 (accuracy: 2 decimals)
source of visual magnitude data	Taken from Harvard or San Luis photometry.

spectral information:

spectral class	K0
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	GC, catalogue number: 3356
Durchmusterung	BD+28 462
Boss General Catalogue	3356
Henry Draper Catalogue	17361