xCOLD GASS Object Viewer

ID24741GASS catalog ID
SDSSJ121750.81+082549.0SDSS name
OBJID588017726547755065SDSS ObjID
SPECOBJID457625073268817920SDSS SpecObjID
PLATEID1625SDSS spectroscopic Plate ID
MJD53140SDSS spectroscopic MJD ID
FIBERID370SDSS spectroscopic Fiber ID
RA184.46RA from SDSS, J2000 [decimal degrees]
DEC8.4303Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.04921SDSS spectroscopic redshift
LUMDIST218.65Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL56.357Disc inclination [degrees]
NUVR2.64NUV-r colour, corrected for Galactic extinction
R50KPC4.0444SDSS r-band Petrosian R50[kpc]
LOGMSTAR10.914Stellar mass [log Msun]
LOGMUST9.0605Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX2.92Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT0.49137Statistical weight
LOGSFR_MPAJHU0.13515SFR from SDSS MPA/JHU catalog
LOGSFR_SED0.85164SFR from UV+optical SED fitting
LOGSFR_BEST0.64448SFR from WISE + GALEX when detected in both data sets else from SED fitting (see Janowiecki et al. 2017)
LOGSFR_ERR0.038496Error on LOGSFR_BEST
FLAG_IRAS1Detection flag in the IRAS PSC, 1:yes, 2:no
LOGLIR_IRAS10.556Total IR luminosity [log Lsun]
IRCOL_IRAS0.36732IRAS colour (F60/F100)
N2HA-0.44896log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HB-0.78189log(FLUX_OIII_5006/FLUX_HBeta_4861) (using fluxes from SDSS DR7)
AGNCLASS1BPT-based AGN classification, -1:undetermined, 0:inactive, 1:SFing, 2:Composite, 3:AGN, 4:Seyfert
Z_PP04_N28.683612+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N28.836512+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.774812+logO/H from MZR, Kewley&Ellison08, PP04 calibration
FLAG_CO1CO(1-0) detection flag, 1:yes, 2:no
XCO4.35Constant Galactic CO-to-H2 conversion factor except for galaxies suspected of requiring the lower “merger” value
XCO_A172.9157CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.1078Error on XCO_A17
ICO1.27CO(1-0) line flux [K km/s]
ICO_ERR0.16486Error on ICO [K km/s]
ICO_COR1.4395CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR0.28555Error on ICO_COR [K km/s]
LCO8.6595E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR1.2741E+8Error on LCO [K km/s pc^2]
LCO_COR9.8152E+8CO(1-0) line luminosity, aperture corrected [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_COR_ERR1.9470E+8Error on LCO_COR [K km/s pc^2]
RMS_CO0.001323Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO9.782Integrated S/N of the CO(1-0) line
WCO446.46FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.049039Redshift based on the velocity of the CO(1-0) line
WCO_TFR0FWHM of the CO(1-0) for TFR work from Tiley et al. (2016) [km/s]
WCO_TFR_ERR0Error on WCO_TFR
LOGMH29.4566Total molecular gas mass [log Msun]
LOGMH2_ERR0.17437Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-1.4574Molecular gas mass fraction [log MH2/M*]
FLAG_CO210CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO210CO(2-1) line flux [K km/s]
ICO21_ERRError on ICO21 [K km/s]
LCO210CO(2-1) line luminosity [K km/s pc^2] (if FLAG_CO21=2, then this is a 3sigma upper limit)
LCO21_ERRError on LCO21 [K km/s pc^2]
RMS_CO210Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_CO210Integrated S/N of the CO(2-1) line
WCO210FWHM of the CO(2-1) line [km/s]
WCO21_FLAG0Quality flag for WCO21, 1:high quality, 2: acceptable, 3: poor
Z_CO210Redshift based on the velocity of the CO(2-1) line
FLAG_APEX0CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO_APEX0CO(2-1) line flux [K km/s]
LCO_APEX0CO(2-1) line luminosity [K km/s pc^2]
RMS_APEX0Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_APEX0Integrated S/N of the CO(2-1) line
WCO_APEX0FWHM of the CO(2-1) line [km/s]
ZCO_APEX0Redshift based on the velocity of the CO(2-1) line