m Lupi


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. The Washington Visual Double Star Catalog, 1996.0


catalogues and names m Lup, HR 5683, HD 135734, SAO 225638, WDS 15185-4753A
constellation Lupus

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


position, motion, parallax:

position (J2000) RA: 15h 18min 32sec DEC: -47 52' 30''
position (J1900) RA: 15h 11min 34,4sec DEC: -47 30' 25''
proper motion (J2000) RA: -0,026 arcsec/a DEC: -0,038 arcsec/a
radial velocity 15 km/s
rotational velocity 308 km/s
dynamical parallax 0,013 arcsec

magnitude

visual magnitude 4,27
(V on UBV Johnson system)

spectral / color information

spectral class B8Ve
B-V-magnitude -0,08
U-B-magnitude -0,37
R-I-magnitude -0,04

double/multiple star system information

number of components of multiple star system 3
separation 1,3 arcsec
mag difference (of double or brightest multiple) 0,1
component ID AB
note Worley (1978) update of the IDS
note (category: double and multiple data): AB binary. C, 7.17V at 23" CPM.

miscellaneous information

note (category: group membership): Possible Pleiades group; Sco-Cen assoc.

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

position, motion, parallax:

position (J2000) RA: 15h 18min 32,036sec DEC: -47 52' 31,25'' 0,19 arcsec source: 16
proper motion (J2000) RA: -0,0019 arcsec/a DEC: -0,051 arcsec/a source: 25
radial velocity 15 km/s source: 25
galactic coord. (B1950) longitude: 326,86 latitude: 8,05
GCI unit vector (J2000) X: -0,434425 Y: -0,511053 Z: -0,741687

magnitude:

visual 4,27 (observed) source: 25
photovisual 4,2 source: 16
photographic 4,3 source: 2

spectral information:

spectral class B8 source: 96
Morgan-Keenan B8Ve source: 25
B-magnitude 4,19 0,05 B-V-magnitude -0,08
U-magnitude 3,82 0,05 U-B-magnitude -0,37

double/multiple star system information:

source of data: 19
separation between brightest and second brightest component 1,1 arcsec
magnitude difference between brightest and second brightest component 0,1
position angle 130

component magnitude spectral class catalogue(s)/name(s)
A 4,27 B8 m Lupi, HR 5683, HD 135734, SAO 225638
B 7,19 A

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
19 WDS Catalog
Worley, C.E., and G.G. Douglass, Washington Catalog of Visual Double Stars 1996.0, United States Naval Observatory, 1996
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: 15h 15min 2,583sec DEC: -47 41' 33,45'' 0,036 arcsec
position (J2000) RA: 15h 18min 31,983sec DEC: -47 52' 30,44''
proper motion J1950 (FK4) RA: -0,0025 arcsec/a DEC: -0,04 arcsec/a 0,007 arcsec/a in RA
0,005 arcsec/a in DEC
proper motion J2000 (FK5) RA: -0,0026 arcsec/a DEC: -0,038 arcsec/a
source of proper motion data Determined by source catalog

magnitude:

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

spectral information:

spectral class B8
source of spectral data Taken from the Henry Draper Catalogue or no spectrum in source catalog.

remarks for duplicity and variability

Double star in Aitken's Double Star Catalogue (Aitken 1932)

catalogues

source catalogue GC, catalogue number: 20556
Durchmusterung CD-47 9860
Boss General Catalogue 20556
Henry Draper Catalogue 135734

data from The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)

position and proper motion:

position (J2000) RA: 15h 18,5min DEC: -47 53'
proper motion (J2000) RA: -0,028 arcsec/a DEC: -0,043 arcsec/a

double/multiple star system information:

component year number of measures position angle angular separation magnitude of 1st component magnitude of 2nd component spectral class(es) discoverer code
AB 1836 44 174 2,1'' 5 5,1 B8V HJ 4753
1991 130 1,1''
AC 1836 15 512 22,9'' 5,1 7,6 - DUN 180
1980 920 23,2''
BC 1847 6 129 22,1'' 5,1 7,6 - DUN 180
1960 128 22,8''

discoverer information:

discoverer code discoverer reference
HJ 4753 Herschel, J. -
DUN 180 Dunlop, J. -

notes:

note Mu Lup.