VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/AJ/166/63
  Mind the Gap. I. Ha activity for M-Dwarfs (Jao+, 2023)
ReadMe+ftp
2023AJ....166...63J
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/166/63/table1(c)Selected M-dwarf targets close to the Gap (2249 rows)
2.J/AJ/166/63/table4(c)Results (503 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortJoin tables
more join
Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Gaia  (i) Gaia EDR3 identifier (meta.id;meta.main)
  (1)RAICRS deg (i) [0/360] Right Ascension (ICRS at Epoch=2016) (pos.eq.ra;meta.main)
  (1)DEICRS deg (i) [-86/87] Declination (ICRS at Epoch=2016) (pos.eq.dec;meta.main)
   (ALL)plx mas [10/220] Gaia EDR3 parallax (pos.parallax.trig)
  (1)pmRA mas/yr [-1222/1047] Gaia EDR3 proper motion in RA (pos.pm;pos.eq.ra)
  (1)pmDE mas/yr [-1666/796] Gaia EDR3 proper motion in DE (pos.pm;pos.eq.dec)
   (ALL)RUWE   [0.79/1.4] Gaia EDR3 Renormalised Unit Weight Error (stat.error)
   (ALL)Gmag mag [8.03/15] Gaia EDR3 G-band magnitude (phot.mag;em.opt.V)
  (1)BPmag mag [9.39/17] Gaia EDR3 BP-band magnitude (phot.mag;em.opt.B)
  (1)RPmag mag [6.87/14] Gaia EDR3 RP-band magnitude (phot.mag;em.opt.R)

ALL cols		    
 (i)indexed column
  (1)Obs (char) {vMore}Indicates that a radial velocity is available (table4) (meta.ref.url)
  (1)_RA.icrs deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  (1)_DE.icrs deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  (2)objID (char) Short Name used in this work (meta.id)
  (2)RAICRS "h:m:s" (i) [0/23] Hour of Right Ascension (ICRS at Epoch=2016) (pos.eq.ra;meta.main)
  (2)DEICRS "d:m:s" (i) Degree of Declination (ICRS at Epoch=2016) (pos.eq.dec;meta.main)
  (2)BP-RP   [2.4/2.6] Gaia EDR3 BP-RP color (phot.color;em.opt.B;em.opt.R)
  (2)NN   [0/10] Number of neighbors (meta.number)
  (2)Nvisit   [1/3] Number of observations (meta.number)
  (2)decker (char) Spectra were taken with CHIRON in fiber or slicer mode (meta.note)
  (2)Epoch yr [2018/2023] Epoch or RVel, years (time.epoch)
  (2)Act (char) [AE] Hα profile, A=absorption; E=emission (meta.code)
  (2)RVel km/s [-139/104] Radial velocity (spect.dopplerVeloc)

ALL cols		    
 (i)indexed column
  (2)e_RVel km/s [0.01/15] Uncertainty in RVel (stat.error;spect.dopplerVeloc)
  (2)vsini km/s (n) [10.1/21.3] Projected rotational velocity (phys.veloc.rotat)
  (2)e_vsini km/s (n) [0.9/2] Uncertainty in vsini (stat.error;phys.veloc.rotat)
  (2)EW 0.1nm [-6.28/0.89] Equivalent width, Angstroms (spect.line.eqWidth)
  (2)e_EW 0.1nm [0.01/0.2] Uncertainty in EW (stat.error;spect.line.eqWidth)
  (2)CaH1   [0.15/1.16] CaH1 index (meta.code;spect.index)
  (2)binflag (char) Binary flag, 1=possible binary (meta.code)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
elapse time 0
→ Cite/acknowledge VizieR catalogue
→ Rules of usage of VizieR data

© UDS/CNRS

Contact