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

HR 483, HD 10307, SAO 37434, BD +41 328

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

position, motion, parallax:

position (J2000)	RA: 1h 41min 47.2sec	DEC: +42° 36' 49''
position (B1900)	RA: 1h 35min 41.6sec	DEC: +42° 6' 42''
proper motion (J2000)	RA: 0.809 arcsec/a	DEC: -0.154 arcsec/a
radial velocity	4 km/s note: suspected variable radial velocity
rotational velocity	2 km/s (uncertain) (variable)
trigonometric parallax	0.081 arcsec
galactic coordinates	longitude: 132.7°	latitude: -19.3°

magnitude

visual magnitude

4.95 (V on UBV Johnson system)

spectral / color information

spectral class	G1.5V
B-V-magnitude	0.62
U-B-magnitude	0.12
R-I-magnitude

double/multiple star system information

separation	0.1 arcsec
note	astrometric binary

note (category: double and multiple data):

Astrometric binary 20y, a 0.12", mag. diff 3-4v. Companion 25% solar mass.

miscellaneous information

note (category: group membership):

Hyades group.

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

position, motion, parallax:

position (J2000)	RA: 1h 41min 47.163sec	DEC: +42° 36' 48.4''	±0.2 arcsec	source: 52
proper motion (J2000)	RA: 0.0734 arcsec/a	DEC: -0.157 arcsec/a		source: 25
radial velocity	4 km/s			source: 25
trigonometric parallax	0.081 arcsec		±0.008 arcsec	source: 25
galactic coord. (B1950)	longitude: 132.71°	latitude: -19.3°

magnitude:

visual	4.95 (observed)	source: 25
photovisual	5.1	source: 2
photographic	5.6	source: 16

spectral information:

spectral class	F8		source: 96
Morgan-Keenan	G1.5V		source: 25
B-magnitude	5.57 ±0.05	B-V-magnitude	0.62
U-magnitude	5.69 ±0.05	U-B-magnitude	0.12

double/multiple star system information:

source of data: 19

separation between brightest and second brightest component	0.5 arcsec
position angle	35 °

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
19	WDS Catalog
Worley, C.E., and G.G. Douglass, Washington Catalog of Visual Double Stars 1996.0, United States Naval Observatory, 1996
25	Bright Star Catalogue, 5th edition
Hoffleit, D. and Warren, W.H. Jr., The Bright Star Catalogue, 5th Revised Edition, Version 2, 1994
52	PPMN-HP subset
PPMN Star Catalogue (Reference 16) High-Precision Subset (Code H)
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: 1h 38min 43.815sec	DEC: +42° 21' 48.56''	±0.015 arcsec
position (J2000)	RA: 1h 41min 47.155sec	DEC: +42° 36' 48.58''
proper motion B1950 (FK4)	RA: 0.073 arcsec/a	DEC: -0.147 arcsec/a	±0.003 arcsec/a in RA ±0.002 arcsec/a in DEC
proper motion J2000 (FK5)	RA: 0.0733 arcsec/a	DEC: -0.154 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	5.1 (accuracy: 2 decimals)
source of visual magnitude data	Taken from Harvard or San Luis photometry.

spectral information:

spectral class	F8
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	GC, catalogue number: 2050
Durchmusterung	BD+41 328
Boss General Catalogue	2050
Henry Draper Catalogue	10307