Complement to V/67

Details concerning star 2478

 01  2478                  BD+62 2007            HD 208816
     SAO 19753             AGK3+63 1207          FK4SUP 3756
     GC 30731              GCRV 13794            HR 8383
     IDS 2153.8+6309       IRC+60 333            N30 4842
     VV Cep
 02  21 56 39.163   0104  +63 37 32.31   070  2000.0  1950.00   1950.00    0147  0045
 03  21 56 39.154   0050  +63 37 32.06   020  2000.0  1983.6305 1983.6305  0075  0075
 04     -240             +188          2000.0  0147  0045
 06    +50  0028
 08   -18.2    0028
 09                   4.80  5.36 V  0123   7430.  0123
 10  eclipsing binary of Algol type, semiregular (Ref.0123)
     VV Cep variable (prototype) (Ref.0126)
 11  M2 Iab          (Ref.0121)                          component A
     B6 II           (Ref.0121)                          component B
 13  visual double star, components A,B (Ref.0157)
     separation A-B=0.1" (Ref.0157)
     spectroscopic binary (Ref.0020)
     eclipsing binary of Algol type (Ref.0123)
     VV Cep binary (Ref.0126)
 14  finding chart (Ref.0163)
 16  radio emission confirmed (Ref.0075,Ref.0111)
     VLA observations (Ref.0075)
 17  Hip.SPRS (Ref.0089)
     VLA programme star (Ref.0075)

Explanations


     Category          Meaning                               Units
     ****************************************************************************

        01        star designations

        02        optical position:
                  right ascension (J2000.0), m.e.,   HHMMSS.SSSS, 10**(-4) sec
                  declination (J2000.0), m.e.,       DDMMSS.SSS,  10**(-3) arcsec
                  epoch of coordinate system,
                  observation epochs in RA
                  and DEC,
                  bibliograph. reference to the
                  reference system of positions
                  (usually the FK5 system,
                  otherwise the original one),
                  bibl. reference to position

        03        radio position:
                  right ascension (J2000.0), m.e.,   HHMMSS.SSSS, 10**(-4) sec
                  declination (J2000.0), m.e.,       DDMMSS.SSS,  10**(-3) arcsec
                  epoch of coordinate system,
                  observation epochs in RA
                  and DEC,
                  bibliograph. reference to the
                  original reference system of
                  positions,
                  bibl. reference to position

        04        optical proper motion in RA        10**(-6) sec/yr
                  and DEC referred to J2000.0,       10**(-5) arcsec/yr
                  epoch of coordinate system,
                  bibliograph. reference to the
                  reference system of proper
                  motions (usually the FK5 system,
                  otherwise the original one),
                  bibl. reference to proper motion

        05        radio proper motion in RA          10**(-6) sec/yr
                  and DEC referred to J2000.0,       10**(-5) arcsec/yr
                  epoch of coordinate system,
                  bibliograph. reference to the
                  original reference system of
                  proper motions,
                  bibl. reference to proper motion

        06        optical parallax,                  10**(-4) arcsec
                  bibl. reference

        07        radio parallax,                    10**(-4) arcsec
                  bibl. reference

        08        radial velocity,                   km/s
                  bibl. reference

        09        apparent magnitudes                mag
                  for the magnitude systems
                  U, B, V, R, P, H (=Hipparcos),
                  K (=Kukarkin), bibl. reference;
                  mag(max), mag(min) for variable
                  stars, bibl. reference;
                  period of variability,             d
                  bibl. reference

        10        type of variability,
                  bibl. reference

        11        spectral type and
                  luminosity class,
                  bibl. reference

        12        optical structure,
                  bibl. reference

        13        double star properties:
                  type, number of components,
                  separation,                        arcsec
                  magnitudes,                        mag
                  sundries,
                  bibl. reference

        14        guide to finding charts

        15        guide to radio maps

        16        guide to radio emission

        17        observation priority
                      meaning of entries:
                      - Hip.SPRS: Hipparcos Superhigh Priority Radio Star
                      - VLA/VLBI programme star: Star selected for regular
                        observations by VLA or VLBI

References

0020 – Hoffleit,D.:1982, The bright star catalogue,Yale University Obervatory,New Haven,Connecticut, See Cat. V/50

0028 – Fredrick,L.W.: 1960AJ.....65..628F

0045 – Astronomisches Rechen-Institut:1963,Preliminary supplement to the FK4 (FK4Sup),Veroeffentl.des Astronomischen Rechen-Inst., Heidelberg,Nr.11 (Cat. I/143)

0075 – Florkowski,D.R.,Johnston,K.J.,Wade,C.M.,de Vegt,C.: 1985AJ.....90.2381F

0089 – Argue,A.N.:1986,Allocation of superhigh priority to Hipparcos radio stars,cf.list of superhigh priority radio stars (SPRS), 7 Aug.1986,Cambridge

0111 – Wendker,H.J.:1987,Astron.Astrophys.,Suppl.Ser.69,87 (A catalogue of radio stars,updated version of 25 July 1987)

0123 – Kholopov,P.N.:1985-1987, General catalogue of variable stars, Astronomical Council of the USSR Academy of Sciences,Moscow, Vol.I-III (See Cat. II/214)

0126 – Hjellming,R.M.: 1985, The radio emission of VV Cephei-type binaries, in Proceedings of a Workshop on Stellar Continuum Radio Astronomy, held in Boulder,Colorado,U.S.A.,8-10 Aug.1984, R.M.Hjellming,D.M.Gibson (eds.), D.Reidel Publishing Company, Dordrecht, 151

0157 – Jeffers,H.M.,van den Bos,W.H.,Greeby,F.M.:1963,Index Catalogue of Visual Double Stars,1961.0, Part I and Part II, Lick Observatory, Mount Hamilton, California

0163 – de Vegt,Chr.: 1989, Working Documents, Sternwarte der Universitaet Hamburg,Hamburg-Bergedorf,available upon request