VizieR

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Simple Target List Of Targets Fast 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/ApJS/268/19	-1		M2FS & Hectochelle spectra of dSph in the MW halo (Walker+, 2023) ReadMe+ftp 2023ApJS..268...19W Similar Catalogs spectrum/fits spectrum Post annotation
1.	J/ApJS/268/19/m2fsmed		M2FS medium resolution catalog (from m2fs_MedRescatalog_public.fits) (original column names in green) (1439 rows) metaJ/ApJS/268/19/m2fsmed

Simple Constraint List Of Constraints

Query by Constraints constraints help

applied on Columns (Output Order: + - )

Standard Original

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Column

Constraint

Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Inst

(char)

Instrument used to acquire spectrum (instrument) (instr.setup)

Target

(char)

Name of target system (target_system) (meta.id.parent)

ObjID

(char)

Unique identifier for this observation (RA_dECHJD) (obj_id) (meta.id;meta.main)

TExp

⁽ⁿ⁾ [671/16200] Exposure time (only for Hectochelle) (exptime) (time.duration;obs.exposure)

Gaia

⁽ⁿ⁾ Gaia DR3 source ID (gaia_source_id) (meta.id.cross)

Gmag

mag

⁽ⁿ⁾ [9/22.1] Gaia DR3 G band magnitude (gaia_gmag) (phot.mag;em.opt)

BPmag

mag

⁽ⁿ⁾ [9.7/23] Gaia DR3 BP magnitude (gaia_bpmag) (phot.mag;em.opt.B)

RPmag

mag

⁽ⁿ⁾ [8.5/23] Gaia DR3 RP magnitude (gaia_rpmag) (phot.mag;em.opt.R)

e_Gmag

mag

⁽ⁿ⁾ [1.3e-8/0.01] Uncertainty on Gmag (gaia_siggmag) (stat.error;phot.mag)

e_BPmag

mag

⁽ⁿ⁾ [1e-7/2] Uncertainty on BPmag (gaia_sigbpmag) (stat.error;phot.mag)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_RPmag

mag

⁽ⁿ⁾ [1.8e-10/53] Uncertainty on RPmag (gaia_sigrpmag) (stat.error;phot.mag)

Gmag0

mag

⁽ⁿ⁾ [9/22] Gaia dereddened G-band magnitude (gaia_gmag_dered) (phot.mag;em.opt)

BPmag0

mag

⁽ⁿ⁾ [9.5/23] Gaia dereddened BP-band magnitude (gaia_bpmag_dered) (phot.mag;em.opt.B)

RPmag0

mag

⁽ⁿ⁾ [8.4/23] Gaia dereddened RP-band magnitude (gaia_rpmag_dered) (phot.mag;em.opt.R)

pmRA

mas/yr

⁽ⁿ⁾ [-111/99] Gaia DR3 proper motion in RA (gaia_pmra) (pos.pm;pos.eq.ra)

pmDE

mas/yr

⁽ⁿ⁾ [-124/109] Gaia DR3 proper motion in declination (gaia_pmdec) (pos.pm;pos.eq.dec)

e_pmRA

mas/yr

⁽ⁿ⁾ [0.01/3.3] pmRA uncertainty (gaia_sigpmra) (stat.error;pos.pm;pos.eq.ra)

e_pmDE

mas/yr

⁽ⁿ⁾ [0.008/3.3] pmDE uncertainty (gaia_sigpmdec) (stat.error;pos.pm;pos.eq.dec)

plx

mas

⁽ⁿ⁾ [-8.1/20] Gaia DR3 parallax (gaia_parallax) (pos.parallax.trig)

e_plx

mas

⁽ⁿ⁾ [0.01/5] plx uncertainty (gaia_sigparallax) (stat.error;pos.parallax)

RAJ2000

deg

⁽ⁱ⁾ [13.9/355.4] Right ascension (J2000) (ra) (pos.eq.ra;meta.main)

DEJ2000

deg

⁽ⁱ⁾ [-79.5/77.5] Declination (J2000) (dec) (pos.eq.dec;meta.main)

r_Pos

(char)

Position reference (ra_dec_source) (meta.ref;pos.frame)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

HJD

Heliocentric Julian Date of spectroscopic observation (hjd) (time.epoch)

S/N

[-11/1077] Median signal-to-noise ratio per pixel (sn_ratio) (stat.snr)

Vlosraw

km/s

[-513/505] Mean of posterior PDF for V_LOS (solar rest frame) without shift to APOGEE zero-point (vlos_raw) (phys.veloc)

e_Vlosraw

km/s

[0.07/463] Vlosraw standard deviation, as sampled by MultiNest (vlos_raw_error) (stat.error)

skVlosraw

[-112/141] Skewness of posterior PDF for V_LOS (vlos_raw_skew) (stat.fit.param)

ktVlosraw

[-2/20194] Kurtosis of posterior PDF for V_LOS (vlos_raw_kurtosis) (stat.fit.param)

Vlos

km/s

[-512/505] Vlosraw, shifted to APOGEE zero-point (vlos) (phys.veloc)

e_Vlos

km/s

[0.3/479] Vlos and Vlos raw uncertainty after applying adjustment in Section 4.2 (vlos_error) (stat.error)

Teffraw

[3907/7459] Mean of posterior PDF for Teff, without shift to APOGEE zero-point (teff_raw) (phys.temperature)

e_Teffraw

[7/1299] Standard deviation of posterior PDF for Teff, as sampled by MultiNest (teff_raw_error) (stat.error)

skTeffraw

[-6/22] Skewness of posterior PDF for Teff, as sampled by MultiNest (teff_raw_skew) (stat.fit.param)

ktTeffraw

[-2/638] Kurtosis of posterior PDF for Teff, as sampled by MultiNest (teff_raw_kurtosis) (stat.fit.param)

Teff

[4050/7680] Teffraw, shifted to APOGEE zero-point (teff) (phys.temperature)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_Teff

[8/1482] Error in teff_raw and teff, after applying adjustment in Section 4.2 (teff_error) (stat.error;phys.temperature.effective)

loggraw

[cm/s2]

[0.02/5] Mean of posterior PDF for logg, without shift to APOGEE zero-point (logg_raw) (phys.gravity)

e_loggraw

[cm/s2]

[0.02/2] Standard deviation of posterior PDF for logg, as sampled by MultiNest (logg_raw_error) (stat.error)

skloggraw

[-8.5/15] Skewness of posterior PDF for logg, as sampled by MultiNest (logg_raw_skew) (stat.fit.param)

ktloggraw

[-2/252] Kurtosis of posterior PDF for logg, as sampled by MultiNest (logg_raw_kurtosis) (stat.fit.param)

logg

[cm/s2]

[0.5/5.5] Loggraw, shifted to APOGEE zero-point (logg) (phys.gravity)

e_logg

[cm/s2]

[0.02/2.1] Error in loggraw and logg, after applying adjustment in Section 4.2 (logg_error) (stat.error)

FeHraw

[-]

[-4/0.5] Mean of posterior PDF for [Fe/H] without shift to APOGEE zero-point (feh_raw) (phys.abund.Fe)

e_FeHraw

[-]

[0.009/2] Standard deviation of posterior PDF for [Fe/H], as sampled by MultiNest (feh_raw_error) (stat.error)

skFeHraw

[-13/12.3] Skewness of posterior PDF for [Fe/H], as sampled by MultiNest (feh_raw_skew) (stat.fit.param)

ktFeHraw

[-2/252] Kurtosis of posterior PDF for [Fe/H], as sampled by MultiNest (feh_raw_kurtosis) (stat.fit.param)

[Fe/H]

[-]

[-3.8/0.7] Fehraw, shifted to APOGEE zero-point (feh) (phys.abund.Fe)

e_[Fe/H]

[-]

[0.01/2] Error in fehraw and feh, after applying adjustment in Section 4.2 (feh_error) (stat.error;phys.abund.Fe)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

MgFeraw

[-]

[-0.8/1] Mean of posterior PDF for [Mg/Fe] without shift to APOGEE zero-point (mgfe_raw) (phys.abund)

e_MgFeraw

[-]

[0.009/0.7] Standard deviation of posterior PDF for [Mg/Fe], as sampled by MultiNest (mgfe_raw_error) (stat.error)

skMgFeraw

[-9.1/9.3] Skewness of posterior PDF for [Mg/Fe], as sampled by MultiNest (mgfe_raw_skew) (stat.fit.param)

ktMgFeraw

[-2/231] Kurtosis of posterior PDF for [Mg/Fe], as sampled by MultiNest (mgfe_raw_kurtosis) (stat.fit.param)

[Mg/Fe]

[-]

[-1/1] Mgferaw, shifted to APOGEE zero-point (mgfe) (phys.abund)

e_[Mg/Fe]

[-]

[0.01/0.8] Error in mgferaw and mgfe, after applying adjustment in Section 4.2 (mgfe_error) (stat.error;phys.abund)

smoothRaw

0.1nm

[0.06/0.4] Bandwidth σ_LSF (Angstroms), of Gaussian smoothing kernel applied to template spectra (smooth_raw) (instr.bandwidth)

e_smoothRaw

0.1nm

[0.0003/0.07] Standard deviation of posterior PDF for σ_LSF, as sampled by MultiNest (smooth_raw_error) (stat.error)

sksmoothRaw

[-4.5/12] Skewness of posterior PDF for σ_LSF, as sampled by MultiNest (smooth_raw_skew) (stat.fit.param)

ktsmoothRaw

[-2/310] Kurtosis of posterior PDF for σ_LSF, as sampled by MultiNest (smooth_raw_kurtosis) (stat.fit.param)

MedSky

⁽ⁿ⁾ [-13/1187] Median count of sky spectrum that was subtracted (median_sky) (instr.skyLevel)

s_MedSky

⁽ⁿ⁾ [0.01/49] Standard deviation of median_sky, over spectra acquired in same observation (standard_deviation_median_sky) (stat.stdev)

Filt

(char)

[RV31 ,HiRes,MedRes] Filter used for observation (filter_name) (instr.setup;instr.filter)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Chi2

⁽ⁿ⁾ [0.2/79782] χ² for best-fitting model spectrum, using original variance spectrum (chi2) (stat.fit.chi2)

Chi2r

⁽ⁿ⁾ [0.07/247] χ² for best-fitting model spectrum, using rescaled variance spectrum from Equation (15) (chi2_rescaled) (stat.fit.chi2)

Npix

[0/2043] Number of (unmasked) pixels included in spectrum fit (npix) (meta.number)

w5163

⁽ⁿ⁾ [-203/101081] Median (sky-subtracted) counts over spectral range 5160-5167Å (w5163) (phot.count)

w5180

⁽ⁿ⁾ [-241/84592] Median (sky-subtracted) counts over spectral range 5176-5183Å (w5180) (phot.count)

VhelioCorr

km/s

[-29.4/28.7] Heliocentric correction that was applied (added) to V_LOS after spectrum model fitting (vhelio_correction) (phys.veloc;arith.diff)

fits

Download the FITS file (meta.ref.url) (DATA_LINK)

spectrum/fits

FileName

(char)

Name of multiextension FITS file containing processed spectrum in subdirectory "fits" (fits_filename) (meta.id;meta.fits)

spectrum

Index

[0/239] Index containing the spectrum of this source (fits_index) (meta.id)

Obs

[1/15] (chronological) observation number for this source (obs) (Note 1) (meta.id;obs)

Nobs

[1/15] Total number of observations of this source (n_obs) (meta.number)

Goodobs

[0/15] (chronological) observation number for this source, after quality-control filter (good_obs) (Note 1) (meta.id;obs)

goodNobs

[0/15] Total number of observations of this source, after quality-control filter (good_n_obs) (meta.number)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

VlosrawAvg

km/s

⁽ⁿ⁾ [-498/505] (inverse-variance) weighted mean of vlos_raw (solar rest frame) over goodNobs observations (vlos_raw_mean) (phys.veloc)

VlosAvg

km/s

⁽ⁿ⁾ [-498/505] VlosrawAvg shifted to APOGEE zero-point (vlos_mean) (phys.veloc)

e_VlosAvg

km/s

⁽ⁿ⁾ [0.1/7] Error in VlosrawAvg and VlosAvg (vlos_mean_error) (stat.error)

s_VlosAvg

km/s

⁽ⁿ⁾ [0/203] (inverse-variance) weighted standard deviation of V_los over goodNobs observations (vlos_mean_scatter) (stat.stdev;phys.atmol.wOscStrength;obs)

TeffrawAvg

⁽ⁿ⁾ [3907/7422] (inverse-variance) weighted mean of Teffraw over goodNobs observations (teff_raw_mean) (phys.temperature)

TeffAvg

⁽ⁿ⁾ [4052/7628] TeffrawAvg shifted to APOGEE zero-point (teff_mean) (phys.temperature)

e_TeffAvg

⁽ⁿ⁾ [6/1177] Error in TeffrawAvg and TeffAvg (teff_mean_error) (stat.error)

s_TeffAvg

⁽ⁿ⁾ [0/910] (inverse-variance) weighted standard deviation of Teff over goodNobs observations (teff_mean_scatter) (stat.stdev)

loggrawAvg

[cm/s2]

⁽ⁿ⁾ [0.03/5] (inverse-variance) weighted mean of loggraw over goodNobs observations (logg_raw_mean) (phys.gravity)

loggAvg

[cm/s2]

⁽ⁿ⁾ [0.5/5.5] LoggrawAvg shifted to APOGEE zero-point (logg_mean) (phys.gravity)

e_loggAvg

[cm/s2]

⁽ⁿ⁾ [0.02/2.1] Error in loggrawAvg and loggAvg (logg_mean_error) (stat.error)

s_loggAvg

[cm/s2]

⁽ⁿ⁾ [0/2] (inverse-variance) weighted standard deviation of logg over goodNobs observations (logg_mean_scatter) (stat.stdev;phys.atmol.wOscStrength;obs)

FeHrawAvg

[-]

⁽ⁿ⁾ [-4/0.5] (inverse-variance) weighted mean of feh_raw over goodNobs observations (feh_raw_mean) (phys.abund.Fe)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

FeHAvg

[-]

⁽ⁿ⁾ [-3.8/0.7] FeHrawAvg shifted to APOGEE zero-point (feh_mean) (phys.abund.Fe)

e_FeHAvg

[-]

⁽ⁿ⁾ [0.01/2] Error in feh_rawmean and feh_mean (feh_mean_error) (stat.error)

s_FeHAvg

[-]

⁽ⁿ⁾ [0/2] (inverse-variance) weighted standard deviation of [Fe/H] over goodNobs observations (feh_mean_scatter) (stat.stdev;phys.abund.Fe;obs)

MgFerawAvg

[-]

⁽ⁿ⁾ [-0.8/1] (inverse-variance) weighted mean of mgfeRaw over goodNobs observations (mgfe_raw_mean) (phys.abund)

MgFeAvg

[-]

⁽ⁿ⁾ [-1/1] MgferawAvg, shifted to APOGEE zero-point (mgfe_mean) (phys.abund)

e_MgFeAvg

[-]

⁽ⁿ⁾ [0.009/0.7] Error in mgfe_rawmean and mgfe_mean (mgfe_mean_error) (stat.error)

s_MgFeAvg

[-]

⁽ⁿ⁾ [0/0.7] (inverse-variance) weighted standard deviation of [Mg/Fe] over goodNobs observations (mgfe_mean_scatter) (stat.stdev)

Ncal

⁽ⁿ⁾ [1/3] Number of ThArNe calibration frames used for wavelength calibration (only for M2FS) (n_wav_cal) (meta.number)

TempMin

degC

⁽ⁿ⁾ [8.6/20.4] Minimum temperature (^°C) recorded at detector during science subexposures (only for M2FS) (temp_min) (phys.temperature)

TempMax

degC

⁽ⁿ⁾ [8.8/21.1] Maximum temperature (^°C) recorded at detector during science subexposures (only for M2FS) (temp_max) (phys.temperature)

f_cal

⁽ⁿ⁾ [0/1] True if n_wavcal=1 and temp_max–tempmin≥1^°C (only for M2FS) (wav_cal_flag) (meta.code)

f_Chi2

[0/1] True if chi2 is above the curve in the top panels of Figure 15 (chi2_flag) (meta.code)

f_C

[0/1] True if flux ratio W5163/W5180 is below the curve in the bottom panels of Figure 15 (carbon_flag) (meta.code)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

f_Chi2any

[0/1] True if any observations contributing to mean have f_Chi2=True (any_chi2_flag) (meta.code)

f_Cany

[0/1] True if any observations contributing to mean have f_C=True (any_carbon_flag) (meta.code)

f_Vlosvar

[0/1] True if vlos_meanscatter≥3vlos_meanerror (vlos_variable_flag) (meta.code)

f_Teffvar

[0/1] True if teff_meanscatter≥3teff_meanerror (teff_variable_flag) (meta.code)

f_loggvar

[0/1] True if logg_meanscatter≥3logg_meanerror (logg_variable_flag) (meta.code)

f_fehvar

[0/1] True if feh_meanscatter≥3feh_meanerror (feh_variable_flag) (meta.code)

f_mgfevar

[0/1] True if mgfe_meanscatter≫=3mgfe_meanerror (mgfe_variable_flag) (meta.code)

f_gaiavar

(char)

Gaia (DR3) phot_variableflag (gaia_phot_variable_flag) (meta.code)

RRL

[0/1] True if source is listed in Gaia DR3 variability RR Lyrae table (vari_rrlyrae) (gaia_rrl) (meta.code.class)

AGN

[0/1] True if source is listed in Gaia DR3 variability AGN catalog (vari_agn) (gaia_agn) (meta.code.class)

Simbad

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

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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If the access to catalogues with VizieR was helpful for your research work,the following acknowledgment would be appreciated: This research has made use of the VizieR catalogue access tool, CDS, Strasbourg, France (DOI: 10.26093/cds/vizier). The original description of the VizieR service was published in A&AS 143, 23