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	l Peg, 47 Peg, HR 8667, HD 215665, SAO 90775, BD +22 4709, FK5: 859
constellation	Pegasus

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

position, motion, parallax:

position (J2000)	RA: 22h 46min 31.9sec	DEC: +23° 33' 56''
position (B1900)	RA: 22h 41min 42.8sec	DEC: +23° 2' 22''
proper motion (J2000)	RA: 0.058 arcsec/a	DEC: -0.01 arcsec/a
radial velocity	-4 km/s
rotational velocity	<19 km/s
trigonometric parallax	0.042 arcsec
galactic coordinates	longitude: 89.26°	latitude: -31.02°

magnitude

visual magnitude

3.95 (V on UBV Johnson system)

spectral / color information

spectral class	G8IIIa*
B-V-magnitude	1.07
U-B-magnitude	0.91
R-I-magnitude
IR-note	object is infrared source (NASA merged infrared catalogue, Schmitz et al., 1978)

note (category: spectra):

G8IIIa CN1 Ba 0.3 H delta-1

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

position, motion, parallax:

position (J2000)	RA: 22h 46min 31.883sec	DEC: +23° 33' 56.35''	±0.06 arcsec	source: 15
proper motion (J2000)	RA: 0.0042 arcsec/a	DEC: -0.01 arcsec/a		source: 25
radial velocity	-4 km/s			source: 25
trigonometric parallax	0.042 arcsec		±0.004 arcsec	source: 25
galactic coord. (B1950)	longitude: 89.27°	latitude: -31.02°

magnitude:

visual	3.95 (observed)	source: 25
photovisual	4.1	source: 2

spectral information:

spectral class	K0		source: 96
Morgan-Keenan	G8IIIaCN0.5		source: 25
B-magnitude	5.02 ±0.05	B-V-magnitude	1.07
U-magnitude	5.93 ±0.05	U-B-magnitude	0.91

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: 22h 44min 7.173sec	DEC: +23° 18' 7.41''	±0.004 arcsec
position (J2000)	RA: 22h 46min 31.882sec	DEC: +23° 33' 56.25''
proper motion B1950 (FK4)	RA: 0.0042 arcsec/a	DEC: -0.006 arcsec/a	±0.001 arcsec/a in RA ±0.001 arcsec/a in DEC
proper motion J2000 (FK5)	RA: 0.0042 arcsec/a	DEC: -0.011 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	4.1 (accuracy: 2 decimals)
source of visual magnitude data	Taken from the "Henry Draper Catalogue".

spectral information:

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

catalogues

source catalogue	FK4, catalogue number: 859
Durchmusterung	BD+22 4709
Boss General Catalogue	31776
Henry Draper Catalogue	215665