14 Aquilae

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

position, motion, parallax:

position (J2000)	RA: 19h 2min 54.5sec	DEC: -3° 41' 56''
position (B1900)	RA: 18h 57min 38.5sec	DEC: -3° 50' 38''
proper motion (J2000)	RA: 0.023 arcsec/a	DEC: 0.007 arcsec/a
radial velocity	-39 km/s note: suspected variable radial velocity
rotational velocity	56 km/s (uncertain) (variable)
galactic coordinates	longitude: 30.94°	latitude: -4.23°

magnitude

visual magnitude

5.42
(V on UBV Johnson system)

spectral / color information

double/multiple star system information

separation	0.1 arcsec
mag difference (of double or brightest multiple)	0
note	Worley (1978) update of the IDS

note (category: double and multiple data):

Sep. 0.099". Consistently unresolved by speckle observations at five epochs between 1977.48 and 1981.47 (McAlister and Hartkopf).

miscellaneous information

note (category: group membership):

Hyades group.

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

position, motion, parallax:

magnitude:

spectral information:

double/multiple star system information:

source of data: 19

separation between brightest and second brightest component	0.1 arcsec
magnitude difference between brightest and second brightest component	0
position angle	21 °

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
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 0min 16.464sec	DEC: -3° 46' 22.86''	ą0.021 arcsec
position (J2000)	RA: 19h 2min 54.531sec	DEC: -3° 41' 56.4''
proper motion B1950 (FK4)	RA: 0.0013 arcsec/a	DEC: 0.007 arcsec/a	ą0.004 arcsec/a in RA ą0.003 arcsec/a in DEC
proper motion J2000 (FK5)	RA: 0.0015 arcsec/a	DEC: 0.007 arcsec/a
source of proper motion data	Determined by source catalog

magnitude:

visual	5.5 (accuracy: 2 decimals)
source of visual magnitude data	Taken from Harvard or San Luis photometry.

spectral information:

spectral class	A0
source of spectral data	Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)

position and proper motion:

position (J2000)	RA: 19h 2.9min	DEC: -3° 42'
proper motion (J2000)	RA: 0.018 arcsec/a	DEC: 0.003 arcsec/a

double/multiple star system information:

discoverer information:

discoverer code	discoverer	reference
A 3105	Aitken, R.G.	-

notes:

note	14 Aql. Rapidly moving binary, position angles scattered.

catalogues and names	14 Aql, HR 7209, HD 176984, SAO 142959, BD -3 4460, WDS 19029-0342
constellation	Aquila