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=4240
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ColumnValue  Explain   (UCD)
_RAJ200011 52 54.5200 "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)
_DEJ2000-33 54 29.200 "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)
_RAB195011 50 22.3882 "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)
_DEB1950-33 37 47.672 "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)
_Glon289.2719560 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+27.4063599 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)
4240recno 4240  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

n_Seq    [/?* ] Peculiarity probability note (Note 1)   (meta.note)
Seq29760  (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)

SpTypeB9 Si  Spectral classification (Note 8)   (src.spType)
HD103192   [1/359083] HD(E) identification (meta.id)
m_HDA  Multiplicity indicator (Note 3)   (meta.code.multip)
HIP 57936   [1/120404] Hipparcos catalogue (I/239) (meta.id)
m_HIPA  Multiplicity indicator (Note 3)   (meta.code.multip)
HR4552   [1/9110] HR (V/50) identification (meta.id)
m_HRA  Multiplicity indicator (Note 3)   (meta.code.multip)
DMCD-33 8018  Durchmusterung (BD, CD, CP) designation (Note 4)   (meta.id)
m_DMA  Multiplicity indicator (Note 3)   (meta.code.multip)
TYC7226-1650-1  Tycho-2 catalogue (I/259) (meta.id)
Name*be Hya A  Bayer / Flamsteed name (Note 5)   (meta.id)
Vmag 4.7 mag Magnitude, generally V (Note 6)   (phot.mag;em.opt.V)
B-V-0.10 mag B-V colour index (Note 7)   (phot.color;em.opt.B;em.opt.V)
U-B-0.30 mag U-B colour index (Note 7)   (phot.color;em.opt.U;em.opt.B)
b-y-0.051 mag b-y from Stroemgren photometry (phot.color;em.opt.B;em.opt.V)
m1 0.141 mag m1 = (v-b)-(b-y) from Stroemgren (phot.color)
c1 0.735 mag c1 = (u-v)-(v-b) from Stroemgren (phot.color)
Hbeta 2.732 mag H-beta index from Stroemgren (spect.index;em.line.Hbeta)
NoteCodeND VP HR   [ABCDHNPRSV* ] Notes detailed in notes.dat (Note G1)   (meta.note)

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

RA190011 47 51.3 "h:m:s" Right Ascension 1900 (pos.eq.ra)
DE1900-33 21 06 "d:m:s" Declination 1900 (pos.eq.dec)
RAJ200011 52 54.52 "h:m:s" (i) Right Ascension J2000 (pos.eq.ra;meta.main)
DEJ2000-33 54 29.2 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
  
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