a Apodis


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


catalogues and names a Aps, HR 5470, HD 129078, SAO 257193, FK5: 542
constellation Apus

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


position, motion, parallax:

position (J2000) RA: 14h 47min 51,6sec DEC: -79 2' 41''
position (J1900) RA: 14h 35min 25,6sec DEC: -78 37' 13''
proper motion (J2000) RA: -0,012 arcsec/a DEC: -0,015 arcsec/a
radial velocity -1 km/s
trigonometric parallax 0,029 arcsec

magnitude

visual magnitude 3,83
(V on UBV Johnson system)

spectral / color information

spectral class K3IIIa
B-V-magnitude 1,43
U-B-magnitude 1,68
R-I-magnitude 0,53 (Eggen)

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

position, motion, parallax:

position (J2000) RA: 14h 47min 51,638sec DEC: -79 2' 41,15'' 0,06 arcsec source: 15
proper motion (J2000) RA: -0,0041 arcsec/a DEC: -0,016 arcsec/a source: 25
radial velocity -1 km/s source: 25
trigonometric parallax 0,029 0,003 arcsec source: 25
galactic coord. (B1950) longitude: 308,5 latitude: -17,45
GCI unit vector (J2000) X: -0,141306 Y: -0,127077 Z: -0,981776

magnitude:

visual 3,83 (observed) source: 25
photovisual 3,8 source: 2

spectral information:

spectral class K5 source: 96
Morgan-Keenan K3IIICN0.5 source: 25
B-magnitude 5,26 0,05 B-V-magnitude 1,43
U-magnitude 6,94 0,05 U-B-magnitude 1,68

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: 14h 41min 32,993sec DEC: -78 50' 5,63'' 0,01 arcsec
position (J2000) RA: 14h 47min 51,643sec DEC: -79 2' 41,16''
proper motion J1950 (FK4) RA: -0,0009 arcsec/a DEC: -0,018 arcsec/a 0,002 arcsec/a in RA
0,002 arcsec/a in DEC
proper motion J2000 (FK5) RA: -0,0039 arcsec/a DEC: -0,015 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 3,8 (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: 542
Durchmusterung CP-78 893
Boss General Catalogue 19834
Henry Draper Catalogue 129078