q Octantis


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 q Oct, HR 9084, HD 224889, SAO 258207, FK5: 904
constellation Octans

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


position, motion, parallax:

position (J2000) RA: 0h 1min 35,7sec DEC: -77 3' 57''
position (J1900) RA: 23h 56min 27,5sec DEC: -77 37' 4''
proper motion (J2000) RA: -0,063 arcsec/a DEC: -0,177 arcsec/a
radial velocity 24 km/s
trigonometric parallax 0,017 arcsec

magnitude

visual magnitude 4,78
(V on UBV Johnson system)

spectral / color information

spectral class K3III
B-V-magnitude 1,27
U-B-magnitude 1,41
R-I-magnitude 0,67

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

position, motion, parallax:

position (J2000) RA: 0h 1min 35,659sec DEC: -77 3' 56,56'' 0,06 arcsec source: 15
proper motion (J2000) RA: -0,0188 arcsec/a DEC: -0,177 arcsec/a source: 25
radial velocity 24 km/s source: 25
trigonometric parallax 0,017 0,002 arcsec source: 25
galactic coord. (B1950) longitude: 306,53 latitude: -39,71
GCI unit vector (J2000) X: 0,223828 Y: 0,001557 Z: -0,974627

magnitude:

visual 4,78 (observed) source: 25
photovisual 4,7 source: 2

spectral information:

spectral class K0 source: 96
Morgan-Keenan K3III source: 25
B-magnitude 6,05 0,05 B-V-magnitude 1,27
U-magnitude 7,46 0,05 U-B-magnitude 1,41

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: 23h 59min 3,312sec DEC: -77 20' 30,15'' 0,011 arcsec
position (J2000) RA: 0h 1min 35,746sec DEC: -77 3' 56,39''
proper motion J1950 (FK4) RA: -0,0157 arcsec/a DEC: -0,17 arcsec/a 0,003 arcsec/a in RA
0,003 arcsec/a in DEC
proper motion J2000 (FK5) RA: -0,0177 arcsec/a DEC: -0,175 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 4,7 (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: 904
Durchmusterung CP-77 1596
Boss General Catalogue 33321
Henry Draper Catalogue 224889