VizieR

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VizieR

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III/260/catalog General Catalogue of Ap and Am stars (Renson+ 2009)
Catalogue of Ap, HgMn and Am stars (version 2009) (8205 rows)
  recno=168
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ColumnValue  Explain   (UCD)
_RAJ200000 58 36.3600 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-29 21 26.800 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195000 56 11.9587 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-29 37 37.763 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon268.0466047 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-87.2685357 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
168recno 168  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

n_Seq*   [/?* ] Peculiarity probability note (Note 1)   (meta.note)
Seq 1490  (i) [1/61790] Running number in the catalog (Note 2)   (meta.id;meta.main)

NN  N indicates a note in notes.dat file (meta.ref.url)

SpTypeB6 He wk.  Spectral classification (Note 8)   (src.spType)
HD 5737   [1/359083] HD(E) identification (meta.id)
m_HD   Multiplicity indicator (Note 3)   (meta.code.multip)
HIP 4577   [1/120404] Hipparcos catalogue (I/239) (meta.id)
m_HIP   Multiplicity indicator (Note 3)   (meta.code.multip)
HR 280   [1/9110] HR (V/50) identification (meta.id)
m_HR   Multiplicity indicator (Note 3)   (meta.code.multip)
DMCD-30 297  Durchmusterung (BD, CD, CP) designation (Note 4)   (meta.id)
m_DM   Multiplicity indicator (Note 3)   (meta.code.multip)
TYC6424-2270-1  Tycho-2 catalogue (I/259) (meta.id)
Name*al Scl  Bayer / Flamsteed name (Note 5)   (meta.id)
Vmag 4.3 mag Magnitude, generally V (Note 6)   (phot.mag;em.opt.V)
B-V-0.16 mag B-V colour index (Note 7)   (phot.color;em.opt.B;em.opt.V)
U-B-0.55 mag U-B colour index (Note 7)   (phot.color;em.opt.U;em.opt.B)
b-y-0.062 mag b-y from Stroemgren photometry (phot.color;em.opt.B;em.opt.V)
m1 0.100 mag m1 = (v-b)-(b-y) from Stroemgren (phot.color)
c1 0.485 mag c1 = (u-v)-(v-b) from Stroemgren (phot.color)
Hbeta 2.659 mag H-beta index from Stroemgren (spect.index;em.line.Hbeta)
NoteCodeN VPBHR   [ABCDHNPRSV* ] Notes detailed in notes.dat (Note G1)   (meta.note)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref)

RA190000 53 47.2 "h:m:s" Right Ascension 1900 (pos.eq.ra)
DE1900-29 53 52 "d:m:s" Declination 1900 (pos.eq.dec)
RAJ200000 58 36.36 "h:m:s" (i) Right Ascension J2000 (pos.eq.ra;meta.main)
DEJ2000-29 21 26.8 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
  
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