d Sextantis


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 Sex, 29 Sex, HR 4116, HD 90882, SAO 137600, FK5: 1270
constellation Sextans

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


position, motion, parallax:

position (J2000) RA: 10h 29min 28,7sec DEC: -2 44' 21''
position (J1900) RA: 10h 24min 23,9sec DEC: -2 13' 38''
proper motion (J2000) RA: -0,048 arcsec/a DEC: -0,014 arcsec/a
radial velocity 19 km/s
note: variable radial velocity
rotational velocity 191 km/s (uncertain) (variable)

magnitude

visual magnitude 5,21
(V on UBV Johnson system)

spectral / color information

spectral class B9.5V
B-V-magnitude -0,06
U-B-magnitude -0,12

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

position, motion, parallax:

position (J2000) RA: 10h 29min 28,704sec DEC: -2 44' 20,84'' 0,06 arcsec source: 15
proper motion (J2000) RA: -0,0032 arcsec/a DEC: -0,014 arcsec/a source: 25
radial velocity 19 km/s source: 25
galactic coord. (B1950) longitude: 248,43 latitude: 44,59
GCI unit vector (J2000) X: -0,921952 Y: 0,384345 Z: -0,047788

magnitude:

visual 5,21 (observed) source: 25
photovisual 5,2 source: 2
photographic 4,8 source: 16

spectral information:

spectral class B9 source: 96
Morgan-Keenan B9.5V source: 25
B-magnitude 5,15 0,05 B-V-magnitude -0,06
U-magnitude 5,03 0,05 U-B-magnitude -0,12

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
16 PPM North and PPM South Catalogs and PPM Supplement
Roser, S., and U. Bastian, "Catalogue of Positions and Proper Motions," A&AS, Vol. 74, p. 449, 1988, and Bastian, U., et al., "Catalogue of Positions and Proper Motions - South," 1993
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: 10h 26min 56,3sec DEC: -2 28' 57,21'' 0,007 arcsec
position (J2000) RA: 10h 29min 28,703sec DEC: -2 44' 20,84''
proper motion J1950 (FK4) RA: -0,0034 arcsec/a DEC: -0,018 arcsec/a 0,002 arcsec/a in RA
0,002 arcsec/a in DEC
proper motion J2000 (FK5) RA: -0,0032 arcsec/a DEC: -0,014 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 5,2 (accuracy: 2 decimals)
source of visual magnitude data Taken from the "Henry Draper Catalogue".

spectral information:

spectral class B9
source of spectral data Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue FK4, catalogue number: 1270
Durchmusterung BD-02 3155
Boss General Catalogue 14403
Henry Draper Catalogue 90882