k1Bootis


The object was found in the following catalogues:
  1. The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version)

  2. SKY2000 - Master Star Catalog

  3. Smithsonian Astrophysical Observatory Star Catalog

  4. The Washington Visual Double Star Catalog, 1996.0


catalogues and names k1Boo, 17 Boo, HR 5328, HD 124674, SAO 29045, WDS 14135+5147B
constellation Bootes

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


position, motion, parallax:

position (J2000) RA: 14h 13min 27,7sec DEC: +51° 47' 16''
position (J1900) RA: 14h 9min 52,8sec DEC: +52° 15' 20''
proper motion (J2000) RA: 0,054 arcsec/a DEC: -0,019 arcsec/a
radial velocity -20 km/s
note: spectroscopic binaries
rotational velocity 40 km/s (uncertain) (variable)
trigonometric parallax 0,01 arcsec
note (category: dynamical parallaxes): 0.017".

magnitude

visual magnitude 6,69
(V on UBV Johnson system)

spectral / color information

spectral class F1V
B-V-magnitude 0,39
U-B-magnitude -0,04

variability information

note (category: variability): ADS 9173B. Formerly suspected amp. 0.01V, not confirmed.

double/multiple star system information

separation 13,4 arcsec
mag difference (of double or brightest multiple) 2,2
note (category: double and multiple data): Binary with HR 5329.

miscellaneous information

note (category: group membership): Sirius group? UMa stream.

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

position, motion, parallax:

position (J2000) RA: 14h 13min 28,134sec DEC: +51° 47' 16,13'' ±0,35 arcsec source: 17
proper motion (J2000) RA: 0,011 arcsec/a DEC: -0,012 arcsec/a source: 25
radial velocity -20 km/s source: 25
trigonometric parallax 0,01 ±0,001 arcsec source: 25
galactic coord. (B1950) longitude: 96,45° latitude: 60,92°
GCI unit vector (J2000) X: -0,516611 Y: -0,340218 Z: 0,785725

magnitude:

visual 6,69 (observed) source: 25
photovisual 6,6 source: 2
photographic 6,7 source: 16

spectral information:

spectral class A5 source: 96
Morgan-Keenan F1V source: 25
B-magnitude 7,08 ±0,05 B-V-magnitude 0,39
U-magnitude 7,04 ±0,05 U-B-magnitude -0,04

double/multiple star system information:

source of data: 19
separation between brightest and second brightest component 13,4 arcsec
magnitude difference between brightest and second brightest component 2,15
position angle 236 °

component magnitude spectral class catalogue(s)/name(s)
A 4,5 A5 Asellus Tertius, k2Bootis, 17 Boo, HR 5329, HD 124675, SAO 29046
B 6,69 A5 k1Bootis, 17 Boo, HR 5328, HD 124674, SAO 29045

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
17 ACRS
Corbin, T.E., and S.E. Urban, Astrographic Catalog Reference Stars, United States Naval Observatory, 1991
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 (J1950) RA: 14h 11min 40,271sec DEC: +52° 1' 15,47'' ±0,03 arcsec
position (J2000) RA: 14h 13min 27,744sec DEC: +51° 47' 15,57''
proper motion J1950 (FK4) RA: 0,0054 arcsec/a DEC: -0,024 arcsec/a ±0,005 arcsec/a in RA
±0,005 arcsec/a in DEC
proper motion J2000 (FK5) RA: 0,0059 arcsec/a DEC: -0,019 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 6,6 (accuracy: 2 decimals)
source of visual magnitude data Taken from Harvard or San Luis photometry.

spectral information:

spectral class A5
source of spectral data Taken from the Henry Draper Catalogue or no spectrum in source catalog.

remarks for duplicity and variability

Double star in Aitken's Double Star Catalogue (Aitken 1932)

catalogues

source catalogue GC, catalogue number: 19204
Durchmusterung BD+52 1782B
Boss General Catalogue 19204
Henry Draper Catalogue 124674

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

position and proper motion:

position (J2000) RA: 14h 13,5min DEC: +51° 47'
proper motion (J2000) RA: 0,063 arcsec/a DEC: -0,005 arcsec/a

double/multiple star system information:

component year number of measures position angle angular separation magnitude of 1st component magnitude of 2nd component spectral class(es) discoverer code
- 1832 70 238° 12,6'' 4,54 6,69 A7V F1V STF1821
1973 236° 13,4''

discoverer information:

discoverer code discoverer reference
STF1821 Struve, F.G.W. -

notes:

note Kappa Boo. A is a Delta Scuti-type system. B is a long- period spectroscopic binary with P = 1791.2d. Proper motion of B +103 -012.