Celaeno


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

  4. Combined General Catalogue of Variable Stars (suspected variables)


catalogues and names Celaeno, NSV 01262, 16 Tau, HR 1140, HD 23288, SAO 76126
other names Celieno, Celeno, Lost Pleiad
constellation Taurus

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

note (category: star names): Celaeno; Celieno; Celeno; "Lost Pleiad".

position, motion, parallax:

position (J2000) RA: 3h 44min 48,2sec DEC: +24 17' 22''
position (J1900) RA: 3h 38min 51,4sec DEC: +23 58' 30''
proper motion (J2000) RA: 0,011 arcsec/a DEC: -0,046 arcsec/a
radial velocity 3 km/s
note: suspected variable radial velocity
rotational velocity 246 km/s (uncertain) (variable)
trigonometric parallax 0,012 arcsec

magnitude

visual magnitude 5,46
(V on UBV Johnson system)

spectral / color information

spectral class B7IV
B-V-magnitude -0,04
U-B-magnitude -0,33
R-I-magnitude -0,05

variability information

variable star identification 1262

double/multiple star system information

separation 0 arcsec
mag difference (of double or brightest multiple) 2
note doublicity discoverd by occultation
note (category: double and multiple data): Suspected occultation binary, sep. 0.0062". Unresolved by speckle interferometry 1981.69.

miscellaneous information

note (category: group membership): Pleiades cluster; Mel 22 #447.

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

position, motion, parallax:

position (J2000) RA: 3h 44min 48,18sec DEC: +24 17' 21,44'' 0,43 arcsec source: 16
proper motion (J2000) RA: 0,0006 arcsec/a DEC: -0,051 arcsec/a source: 25
radial velocity 3 km/s source: 25
trigonometric parallax 0,012 0,001 arcsec source: 25
galactic coord. (B1950) longitude: 166,04 latitude: -23,73
GCI unit vector (J2000) X: 0,507043 Y: 0,757433 Z: 0,411344

magnitude:

visual 5,46 (observed) source: 25
photovisual 5,4 source: 2
photographic 5,3 source: 16

spectral information:

spectral class B5 source: 96
Morgan-Keenan B7IV source: 25
B-magnitude 5,42 0,05 B-V-magnitude -0,04
U-magnitude 5,09 0,05 U-B-magnitude -0,33

double/multiple star system information:

source of data: 25
separation between brightest and second brightest component 0 arcsec
magnitude difference between brightest and second brightest component 2

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
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: 3h 41min 49,528sec DEC: +24 8' 1,54'' 0,016 arcsec
position (J2000) RA: 3h 44min 48,171sec DEC: +24 17' 22,09''
proper motion J1950 (FK4) RA: 0,0009 arcsec/a DEC: -0,043 arcsec/a 0,003 arcsec/a in RA
0,002 arcsec/a in DEC
proper motion J2000 (FK5) RA: 0,0008 arcsec/a DEC: -0,046 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

visual 5,4 (accuracy: 2 decimals)
source of visual magnitude data Taken from Harvard or San Luis photometry.

spectral information:

spectral class B5
source of spectral data Taken from the Henry Draper Catalogue or no spectrum in source catalog.

catalogues

source catalogue GC, catalogue number: 4475
Durchmusterung BD+23 505
Boss General Catalogue 4475
Henry Draper Catalogue 23288

data from Combined General Catalogue of Variable Stars (suspected variables) (Kholopov+ 1998)

position:

position (J1950) RA: 3h 41min 49,5sec DEC: +24 8' 2''

variability informations:

variability type -
magnitute at max. brightness 5,46
magnitute at min. brightness
photometric system visual, photovisual or Johnson's V

spectral information

spectral class B7

references

to a study 742709D (designation: 16 TAU)