b Reticuli

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 b Ret, HR 1175, HD 23817, SAO 248877, FK5: 141
constellation Reticulum

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

position, motion, parallax:

position (J2000) RA: 3h 44min 12sec DEC: -64 48' 25''
position (J1900) RA: 3h 42min 56,6sec DEC: -65 7' 17''
proper motion (J2000) RA: 0,313 arcsec/a DEC: 0,076 arcsec/a
radial velocity 51 km/s
note: spectroscopic binaries
note: orbital data avaible
trigonometric parallax 0,042 arcsec


visual magnitude 3,85
(V on UBV Johnson system)

spectral / color information

spectral class K2+III
B-V-magnitude 1,13
U-B-magnitude 1,1
R-I-magnitude 0,56

double/multiple star system information

separation 1480 arcsec
mag difference (of double or brightest multiple) 4,2
note Worley (1978) update of the IDS
note (category: spectroscopic binaries): 1911.5d, K 5.2k/s, V0 +51.1k/s, asini 134. Unresolved by speckle interferometry 1978.96.

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

position, motion, parallax:

position (J2000) RA: 3h 44min 11,982sec DEC: -64 48' 25,07'' 0,06 arcsec source: 15
proper motion (J2000) RA: 0,049 arcsec/a DEC: 0,076 arcsec/a source: 25
radial velocity 51 km/s source: 25
trigonometric parallax 0,042 0,004 arcsec source: 25
galactic coord. (B1950) longitude: 279,24 latitude: -43,54
GCI unit vector (J2000) X: 0,237724 Y: 0,353103 Z: -0,904879


visual 3,85 (observed) source: 25
photovisual 3,8 source: 2
photographic 4,8 source: 2

spectral information:

spectral class K0 source: 96
Morgan-Keenan K2III source: 25
B-magnitude 4,98 0,05 B-V-magnitude 1,13
U-magnitude 6,08 0,05 U-B-magnitude 1,1

double/multiple star system information:

component magnitude spectral class catalogue(s)/name(s)
A 3,85 K0 b Reticuli, HR 1175, HD 23817, SAO 248877
B 7,85 G0


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: 3h 43min 33,963sec DEC: -64 57' 50,21'' 0,01 arcsec
position (J2000) RA: 3h 44min 11,981sec DEC: -64 48' 25,32''
proper motion J1950 (FK4) RA: 0,0495 arcsec/a DEC: 0,078 arcsec/a 0,003 arcsec/a in RA
0,002 arcsec/a in DEC
proper motion J2000 (FK5) RA: 0,0491 arcsec/a DEC: 0,073 arcsec/a
source of proper motion data Determined by source catalog


visual 3,8 (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.


source catalogue FK4, catalogue number: 141
Durchmusterung CP-65 263
Boss General Catalogue 4517
Henry Draper Catalogue 23817