j Virginis


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

  5. Combined General Catalogue of Variable Stars (suspected variables)


catalogues and names j Vir, NSV 06675, 105 Vir, HR 5409, HD 126868, SAO 139951, FK5: 533, WDS 14282-0214A
constellation Virgo

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


position, motion, parallax:

position (J2000) RA: 14h 28min 12,1sec DEC: -2 13' 41''
position (J1900) RA: 14h 23min 2,9sec DEC: -1 46' 47''
proper motion (J2000) RA: -0,139 arcsec/a DEC: -0,002 arcsec/a
radial velocity -10 km/s
note: spectroscopic binaries
rotational velocity 0 km/s (uncertain) (variable)
trigonometric parallax 0,047 arcsec
note (category: dynamical parallaxes): 0.020".

magnitude

visual magnitude 4,81
(V on UBV Johnson system)

spectral / color information

spectral class G2IV
B-V-magnitude 0,7
U-B-magnitude 0,21
R-I-magnitude 0,37

variability information

variable star identification 6675

double/multiple star system information

number of components of multiple star system 3
separation 5,1 arcsec
mag difference (of double or brightest multiple) 3,9
component ID AB
note (category: double and multiple data): AB binary. Combined mag., colors.
note (category: spectroscopic binaries): ADS 9273B, 9.7 G4V, -8Vk/s.

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

position, motion, parallax:

position (J2000) RA: 14h 28min 12,144sec DEC: -2 13' 40,67'' 0,06 arcsec source: 15
proper motion (J2000) RA: -0,0092 arcsec/a DEC: -0,002 arcsec/a source: 25
radial velocity -10 km/s source: 25
trigonometric parallax 0,047 0,005 arcsec source: 25
galactic coord. (B1950) longitude: 345,23 latitude: 52,51
GCI unit vector (J2000) X: -0,7975 Y: -0,602065 Z: -0,038876

magnitude:

visual 4,81 (observed) source: 25
photovisual 5 source: 2

spectral information:

spectral class K0 source: 96
Morgan-Keenan G2IV source: 25
B-magnitude 5,51 0,05 B-V-magnitude 0,7
U-magnitude 5,72 0,05 U-B-magnitude 0,21

double/multiple star system information:

source of data: 19
separation between brightest and second brightest component 5,1 arcsec
magnitude difference between brightest and second brightest component 4,5
position angle 110

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
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 25min 37,362sec DEC: -2 0' 17,26'' 0,004 arcsec
position (J2000) RA: 14h 28min 12,15sec DEC: -2 13' 40,63''
proper motion J1950 (FK4) RA: -0,0094 arcsec/a DEC: -0,005 arcsec/a 0,001 arcsec/a in RA
0,001 arcsec/a in DEC
proper motion J2000 (FK5) RA: -0,0092 arcsec/a DEC: -0,002 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 5 (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: 533
Durchmusterung BD-01 2957
Boss General Catalogue 19504
Henry Draper Catalogue 126868

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

position and proper motion:

position (J2000) RA: 14h 28,2min DEC: -2 14'
proper motion (J2000) RA: -0,139 arcsec/a DEC: -0,002 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
AB 1829 52 110 3,7'' 5 9,5 G2III STF1846
1962 - 5,1''
AC 1911 2 209 95,1'' 5 12,6 - STF1846
1960 205 92,8''

discoverer information:

discoverer code discoverer reference
STF1846 Struve, F.G.W. -

notes:

note Phi Vir. B is a spectroscopic binary.

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

position:

position (J1950) RA: 14h 25min 37,4sec DEC: -2 0' 17''

variability informations:

magnitute at max. brightness 4,76
magnitute at min. brightness 4,82
photometric system visual, photovisual or Johnson's V

spectral information

spectral class G2

references

to a study 0807D (designation: 246G VIR)

miscanellous

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