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	19 Aql, HR 7266, HD 178596, SAO 124318, BD +5 4040, FK5: 3530
constellation	Aquila

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

position, motion, parallax:

position (J2000)	RA: 19h 8min 59.9sec	DEC: +6° 4' 24''
position (B1900)	RA: 19h 4min 6sec	DEC: +5° 54' 57''
proper motion (J2000)	RA: -0.006 arcsec/a	DEC: -0.076 arcsec/a
radial velocity	-47 km/s note: variable radial velocity
rotational velocity	104 km/s (uncertain) (variable)
trigonometric parallax	0.032 arcsec
galactic coordinates	longitude: 40.34°	latitude: -1.12°

magnitude

visual magnitude

5.22 (V on UBV Johnson system)

spectral / color information

spectral class	F0III-IV
B-V-magnitude	0.35
U-B-magnitude	0.04

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

position, motion, parallax:

position (J2000)	RA: 19h 8min 59.923sec	DEC: +6° 4' 23.65''	±0.22 arcsec	source: 15
proper motion (J2000)	RA: -0.0004 arcsec/a	DEC: -0.076 arcsec/a		source: 25
radial velocity	-47 km/s			source: 25
trigonometric parallax	0.032 arcsec		±0.003 arcsec	source: 25
galactic coord. (B1950)	longitude: 40.34°	latitude: -1.12°

magnitude:

visual	5.22 (observed)	source: 25
photovisual	5.4	source: 2

spectral information:

spectral class	F2		source: 96
Morgan-Keenan	F0III-IV		source: 25
B-magnitude	5.57 ±0.05	B-V-magnitude	0.35
U-magnitude	5.61 ±0.05	U-B-magnitude	0.04

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: 19h 6min 32.906sec	DEC: +5° 59' 35.32''	±0.014 arcsec
position (J2000)	RA: 19h 8min 59.903sec	DEC: +6° 4' 23.56''
proper motion B1950 (FK4)	RA: -0.0008 arcsec/a	DEC: -0.075 arcsec/a	±0.003 arcsec/a in RA ±0.003 arcsec/a in DEC
proper motion J2000 (FK5)	RA: -0.0006 arcsec/a	DEC: -0.077 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	5.4 (accuracy: 2 decimals)
source of visual magnitude data	Taken from Harvard or San Luis photometry.

spectral information:

spectral class	F2
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue	GC, catalogue number: 26379
Durchmusterung	BD+05 4040
Boss General Catalogue	26379
Henry Draper Catalogue	178596