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

BU CMi, HR 3103, HD 65241, SAO 116179, BD +7 1879

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

position, motion, parallax:

position (J2000)	RA: 7h 58min 5.8sec	DEC: +7° 12' 49''
position (B1900)	RA: 7h 52min 43.5sec	DEC: +7° 28' 57''
proper motion (J2000)	RA: -0.02 arcsec/a	DEC: -0.007 arcsec/a
radial velocity	35 km/s note: spectroscopic binaries, double lined spectra
rotational velocity	59 km/s (uncertain) (variable)
galactic coordinates	longitude: 214.02°	latitude: 18.09°

magnitude

visual magnitude

6.41 (V on UBV Johnson system)

spectral / color information

spectral class	A0V
B-V-magnitude	-0.04
U-B-magnitude	-0.07

variability information

variable star identification

3829

note (category: variability):

6.4 - 6.58V.

double/multiple star system information

note (category: spectroscopic binaries):

vsini both components 59k/s.

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

position, motion, parallax:

position (J2000)	RA: 7h 58min 5.881sec	DEC: +7° 12' 48.62''	±0.2 arcsec	source: 52
proper motion (J2000)	RA: -0.0009 arcsec/a	DEC: -0.011 arcsec/a		source: 25
radial velocity	35 km/s			source: 25
galactic coord. (B1950)	longitude: 214.02°	latitude: 18.09°

magnitude:

visual	6.41 (observed)	source: 25
photovisual	6.3	source: 2
photographic	6.1	source: 16

spectral information:

spectral class	B9		source: 96
Morgan-Keenan	A0V		source: 25
B-magnitude	6.37 ±0.05	B-V-magnitude	-0.04
U-magnitude	6.3 ±0.05	U-B-magnitude	-0.07

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
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: 7h 55min 24.71sec	DEC: +7° 20' 58.08''	±0.056 arcsec
position (J2000)	RA: 7h 58min 5.835sec	DEC: +7° 12' 48.97''
proper motion B1950 (FK4)	RA: -0.0015 arcsec/a	DEC: -0.009 arcsec/a	±0.011 arcsec/a in RA ±0.008 arcsec/a in DEC
proper motion J2000 (FK5)	RA: -0.0014 arcsec/a	DEC: -0.007 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	6.3 (accuracy: 2 decimals)
source of visual magnitude data	Taken from Harvard or San Luis photometry.

spectral information:

spectral class	B9
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	GC, catalogue number: 10766
Durchmusterung	BD+07 1879
Boss General Catalogue	10766
Henry Draper Catalogue	65241