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V/145/sky2kv5 SKY2000 Master Catalog, Version 5 (Myers+ 2006)
The Sky2000 Version 5 Catalogue (299460 rows)
  recno=3469
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 20 31.519067 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+30 58 29.29600 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 17 54.086693 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+30 41 47.79110 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon115.166227672 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-31.430389501 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)
3469recno 3469  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SKY2000J002031.51+305829.2  Identifier based on J2000 position (Note)   (meta.id;meta.main)
ID 200076   [1/23590199] Skymap ID number (meta.id)
HD 1605   Henry Draper III/135 number (meta.id)
m_HD    [1239] HD duplicity indication (Note)   (meta.code.multip)
u_HD   HD identification uncertain (meta.code.error)
SAO 53821   SAO I/131 number (meta.id)
m_SAO   SAO component (meta.code.multip)
DMBD+30 43  Durchmusterung (BD I/122; SD I/119; CD I/114; CP I/108) (meta.id)
m_DM   Durchmusterung supplement letter (meta.code.multip)
u_DM    [: ] DM identification uncertain (meta.code.error)
HR    Harvard Revised V/50 number (=BS) (meta.id)
WDS   Washington Double Stars I/237 number (meta.id)
m_WDS   WDS components (meta.code.multip)
u_WDS    [: ] WDS identification uncertain (meta.code.error)
PPM 65214   Position and Proper Motion number (I/146, I/193, I/208) (meta.id)
u_PPM    [: ] PPM identification uncertain (meta.code.error)
ID_merg    [8/23590061] Skymap number of last skymap entry merged with this star (meta.id)
Name   Star name (or AGK3 number) (meta.id)
Vname   Variable star name (or doubtful variability) (meta.id)
RAJ200000 20 31.5191 "h:m:s" (i) Right ascension (J2000) hours (pos.eq.ra;meta.main)
DEJ2000+30 58 29.296 "d:m:s" (i) Declination degrees (J2000) (pos.eq.dec;meta.main)
ePos 0.0092 arcsec Position uncertainty (stat.error;pos)
bPos    [b] Blended position flag (meta.code)
sPos66   [16/90] Source of position (meta.ref;pos.frame)
pmRA 0.00661 s/a Proper motion in RA (J2000) (pos.pm;pos.eq.ra)
pmDE 0.0584 arcsec/a Proper motion in Dec (J2000) (pos.pm;pos.eq.dec)
r_pm66   [16/90] Source of proper motion data (meta.ref;pos.frame)
RV 10.2 km/s [-409/380] Radial velocity (spect.dopplerVeloc;pos.heliocentric)
r_RV33   [11/99] Source of radial velocity data (Note)   (meta.ref;pos.frame)
Plx 0.01182 arcsec Trigonometric parallax (pos.parallax.trig)
e_Plx 0.00092 arcsec Trigonometric parallax uncertainty (stat.error;pos.parallax)
r_Plx66   [6/68] Source of trigonometric parallax (meta.ref;pos.frame)
GLON115.16 deg [0/360] Galactic longitude (B1950) (pos.galactic.lon)
GLAT-31.43 deg Galactic latitude (B1950) (pos.galactic.lat)
Vder  mag Derived visual magnitude (phot.mag;em.opt.V)
Vmag 7.510 mag [-1.5/13] Observed visual magnitude (V or v) (phot.mag;em.opt.V)
e_Vmag 0.009 mag Derived v or observed visual magnitude uncertainty (stat.error;phot.mag;em.opt.V)
f_Vmag    [b] Blended visual magnitude flag (meta.code)
r_Vmag68   [19/90] Source of visual magnitude (Note)   (meta.ref;pos.frame)
n_Vmag    [1/5] V magnitude derivation flag (meta.note)
B-V 0.990 mag B-V color (observed) (phot.color;em.opt.B;em.opt.V)
Bmag 8.500 mag B-magnitude (observed) (phot.mag;em.opt.B)
e_Bmag 0.013 mag B or (B-V) magnitude uncertainty (stat.error;phot.mag;em.opt.B)
f_Bmag    [b] Blended b-magnitude flag (meta.code)
r_Bmag68   [20/90] Source of b-magnitude (meta.ref;pos.frame)
U-B  mag U-B color (observed) (phot.color;em.opt.U;em.opt.B)
Umag  mag U-magnitude (observed) (phot.mag;em.opt.U)
e_Umag  mag U or (U-B) magnitude uncertainty (stat.error;phot.mag;em.opt.U)
n_Umag    [b] Blended u-magnitude flag (meta.note)
r_Umag    [20/85] Source of u-magnitude (Note)   (meta.ref;pos.frame)
Ptv 7.6 mag Photovisual magnitude (observed) (phot.mag;em.opt.V)
r_Ptv 2   [2/64] Source of ptv magnitudes (meta.ref;pos.frame)
Ptg 8.3 mag Photographic magnitude (observed) (phot.mag;em.opt)
r_Ptg16   [2/64] Source of ptg magnitudes (meta.ref;pos.frame)
SpMKK1IV  Morgan-Keenan (MK) spectral type (src.spType)
r_SpMK50   [2/98] Source of MK spectral type data (meta.ref;pos.frame)
SpG0  One-dimensional spectral class (Note)   (src.spType)
r_Sp 2   [2/96] Source of one-dimen. spectral class (meta.ref)
sep  arcsec [0/943] Separation of brightest and second brightest components (pos.angDistance)
Dmag  mag [-4/16] Magnitude difference of the brightest and second brightest components (phot.mag;arith.diff)
orbPer  yr Orbital period (Note)   (time.period)
PA  deg [0/360] Position angle (pos.posAng)
date  yr Year of observation (AD) (time.epoch)
r_dup    [18/90] Source of multiplicity data (meta.ref;pos.frame)
n_Dmag   Passband of multiple star Δmag (meta.note)
dist1 0.0467 deg [-0.3/0.6] Distance to nearest neighboring star in the master catalog (pos.angDistance)
dist2 0.0467 deg [-0.3/0.6] Distance to nearest neighboring master cat. star not more than 2mag. fainter (pos.angDistance)
ID_A    Skymap number of primary component (meta.id)
ID_B    Skymap number of second component (meta.id)
ID_C    Skymap number of third component (meta.id)
magMax  mag Maximum variable magnitude (Note)   (phot.mag)
magMin  mag Minimum variable magnitude (Note)   (phot.mag)
varAmp  mag Variability amplitude (src.var.amplitude)
n_varAmp   Passband of variability amplitude (meta.note)
varPer  d Period of variability (time.period)
varEp  d Epoch of variability (JD-2400000) (time.epoch)
varTyp    Type of variable star (meta.code;src.var)
r_var    [28/36] Source of variability data (meta.ref;pos.frame)
mag1  mag Passband #1-magnitude (observed) (phot.mag)
v-mag1  mag v - passband #1 color (phot.color)
e_mag1  mag Passband #1 uncertainty in mag. or col. (stat.error)
n_mag1    [RJC] Passband #1 photometric system (Note)   (meta.note)
p_mag1    [R] Passband #1 (Note)   (meta.note)
r_mag1    [21/85] Source of passband #1: mag. or color (Note)   (meta.ref;pos.frame)
mag2  mag Passband #2-magnitude (observed) (phot.mag)
v-mag2  mag v - passband #2 color (phot.color)
e_mag2  mag Passband #2 uncertainty in mag. or col. (stat.error)
n_mag2    [JEC] Passband #2 photometric system (Note)   (meta.note)
p_mag2    [I] Passband #2 (Note)   (meta.note)
r_mag2    [21/85] Source of passband #2: mag. or color (Note)   (meta.ref;pos.frame)
ci1-2  mag Passband #1 - passband #2 color (phot.color)
f_mag1    [b] Blended passband #1 mag/color flag (meta.code)
f_mag2    [b] Blended passband #2 mag/color flag (meta.code)
mag3 5.753 mag Passband #3-magnitude (observed) (Note)   (phot.mag)
v-mag3  mag v - passband #3 color (Note)   (phot.color)
e_mag3 0.045 mag Passband #3 uncertainty in mag. or col. (Note)   (stat.error)
n_mag3X  Passband #3 photometric system (Note)   (meta.note)
p_mag3X   [X] Passband #3 (Note)   (instr.bandpass)
r_mag370   [70/71] Source of passband #3: mag. or color (Note)   (meta.ref;pos.frame)
f_mag3b   [b] Blended passband #3 mag/color flag (Note)   (meta.code)

SimbadSimbad  Get details from the SIMBAD data-base (meta.ref.url)
  
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