d Normae


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 d Nor, HR 5980, HD 144197, SAO 226500, FK5: 596
constellation Norma

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


position, motion, parallax:

position (J2000) RA: 16h 6min 29,4sec DEC: -45 10' 24''
position (J1900) RA: 15h 59min 25,3sec DEC: -44 54' 7''
proper motion (J2000) RA: 0,002 arcsec/a DEC: 0,028 arcsec/a
radial velocity -16 km/s
rotational velocity 0 km/s (uncertain) (variable)
trigonometric parallax 0,035 arcsec

magnitude

visual magnitude 4,72
(V on UBV Johnson system)

spectral / color information

spectral class Am
B-V-magnitude 0,23
U-B-magnitude 0,15
R-I-magnitude 0,12

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

position, motion, parallax:

position (J2000) RA: 16h 6min 29,441sec DEC: -45 10' 23,64'' 0,06 arcsec source: 15
proper motion (J2000) RA: 0,0002 arcsec/a DEC: 0,028 arcsec/a source: 25
radial velocity -16 km/s source: 25
trigonometric parallax 0,035 0,003 arcsec source: 25
galactic coord. (B1950) longitude: 335,1 latitude: 5,17
GCI unit vector (J2000) X: -0,335053 Y: -0,620255 Z: -0,709241

magnitude:

visual 4,72 (observed) source: 25
photovisual 4,8 source: 2

spectral information:

spectral class A3 source: 96
B-magnitude 4,95 0,05 B-V-magnitude 0,23
U-magnitude 5,1 0,05 U-B-magnitude 0,15

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: 16h 2min 56,883sec DEC: -45 2' 21,79'' 0,01 arcsec
position (J2000) RA: 16h 6min 29,436sec DEC: -45 10' 23,64''
proper motion J1950 (FK4) RA: 0,0002 arcsec/a DEC: 0,027 arcsec/a 0,003 arcsec/a in RA
0,002 arcsec/a in DEC
proper motion J2000 (FK5) RA: 0,0002 arcsec/a DEC: 0,028 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 4,8 (accuracy: 2 decimals)
source of visual magnitude data Taken from the "Henry Draper Catalogue".

spectral information:

spectral class A3p
source of spectral data Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue FK4, catalogue number: 596
Durchmusterung CD-4410625
Boss General Catalogue 21615
Henry Draper Catalogue 144197