a Lyncis


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. Combined General Catalogue of Variable Stars (suspected variables)


catalogues and names a Lyn, NSV 04456, 40 Lyn, HR 3705, HD 80493, SAO 61414, FK5: 352
constellation Lynx

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


object is infrared source (NASA merged infrared catalogue, Schmitz et al., 1978)

position, motion, parallax:

position (J2000) RA: 9h 21min 3,3sec DEC: +34 23' 33''
position (J1900) RA: 9h 14min 57,8sec DEC: +34 48' 56''
proper motion (J2000) RA: -0,221 arcsec/a DEC: 0,019 arcsec/a
radial velocity 38 km/s
trigonometric parallax 0,025 arcsec

magnitude

visual magnitude 3,13
(V on UBV Johnson system)

spectral / color information

spectral class K7IIIab
B-V-magnitude 1,55
U-B-magnitude 1,94
R-I-magnitude 0,9
note (category: spectra): Ultraviolet FeII emission.

variability information

variable star identification 4456

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

position, motion, parallax:

position (J2000) RA: 9h 21min 3,303sec DEC: +34 23' 33,19'' 0,06 arcsec source: 15
proper motion (J2000) RA: -0,0179 arcsec/a DEC: 0,019 arcsec/a source: 25
radial velocity 38 km/s source: 25
trigonometric parallax 0,025 0,002 arcsec source: 25
galactic coord. (B1950) longitude: 190,24 latitude: 44,73
GCI unit vector (J2000) X: -0,634565 Y: 0,527504 Z: 0,56486

magnitude:

visual 3,13 (observed) source: 25
photovisual 3,3 source: 2

spectral information:

spectral class K5 source: 96
Morgan-Keenan K7IIIab source: 25
B-magnitude 4,68 0,05 B-V-magnitude 1,55
U-magnitude 6,62 0,05 U-B-magnitude 1,94

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 (J1950) RA: 9h 18min 0,865sec DEC: +34 36' 18,57'' 0,004 arcsec
position (J2000) RA: 9h 21min 3,292sec DEC: +34 23' 33,16''
proper motion J1950 (FK4) RA: -0,0181 arcsec/a DEC: 0,013 arcsec/a 0,001 arcsec/a in RA
0,001 arcsec/a in DEC
proper motion J2000 (FK5) RA: -0,018 arcsec/a DEC: 0,018 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 3,3 (accuracy: 2 decimals)
source of visual magnitude data Taken from the "Henry Draper Catalogue".

spectral information:

spectral class K5
source of spectral data Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue FK4, catalogue number: 352
Durchmusterung BD+35 1979
Boss General Catalogue 12880
Henry Draper Catalogue 80493

data from Combined General Catalogue of Variable Stars (suspected variables) (Kholopov+ 1998)

position:

position (J1950) RA: 9h 18min 0,9sec DEC: +34 36' 19''

variability informations:

magnitute at max. brightness 3,12
magnitute at min. brightness 3,17
photometric system visual, photovisual or Johnson's V

spectral information

spectral class K7

references

to a study 290477D (designation: ZI 746)

miscanellous

There are notes in the published catalog (Kukarkin et al.(1982)).