xCOLD GASS Object Viewer

ID39548GASS catalog ID
SDSSJ152522.51+094352.3SDSS name
OBJID587736812058968188SDSS ObjID
SPECOBJID484649751229235200SDSS SpecObjID
PLATEID1721SDSS spectroscopic Plate ID
MJD53857SDSS spectroscopic MJD ID
FIBERID538SDSS spectroscopic Fiber ID
RA231.34RA from SDSS, J2000 [decimal degrees]
DEC9.7312Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.03468SDSS spectroscopic redshift
LUMDIST152.47Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL47.737Disc inclination [degrees]
NUVR2.69NUV-r colour, corrected for Galactic extinction
R50KPC5.3304SDSS r-band Petrosian R50[kpc]
LOGMSTAR10.417Stellar mass [log Msun]
LOGMUST8.2068Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX1.91Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT0.64251Statistical weight
LOGSFR_MPAJHU0.45007SFR from SDSS MPA/JHU catalog
LOGSFR_SED0.55271SFR from UV+optical SED fitting
LOGSFR_BEST0.38697SFR from WISE + GALEX when detected in both data sets else from SED fitting (see Janowiecki et al. 2017)
LOGSFR_ERR0Error on LOGSFR_BEST
FLAG_IRAS0Detection flag in the IRAS PSC, 1:yes, 2:no
LOGLIR_IRAS0Total IR luminosity [log Lsun]
IRCOL_IRAS0IRAS colour (F60/F100)
N2HA-0.50639log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HB-0.9011log(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_N28.623612+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N28.856312+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.757312+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_A172.9592CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.1243Error on XCO_A17
ICO1.29CO(1-0) line flux [K km/s]
ICO_ERR0.17311Error on ICO [K km/s]
ICO_COR1.8404CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR0.37041Error on ICO_COR [K km/s]
LCO4.3370E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR8.3033E+7Error on LCO [K km/s pc^2]
LCO_COR6.1875E+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_ERR1.2453E+8Error on LCO_COR [K km/s pc^2]
RMS_CO0.001938Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO9.2815Integrated S/N of the CO(1-0) line
WCO238.44FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.03467Redshift based on the velocity of the CO(1-0) line
WCO_TFR216.54FWHM of the CO(1-0) for TFR work from Tiley et al. (2016) [km/s]
WCO_TFR_ERR35.042Error on WCO_TFR
LOGMH29.2627Total molecular gas mass [log Msun]
LOGMH2_ERR0.17499Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-1.1543Molecular gas mass fraction [log MH2/M*]
FLAG_CO211CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO211.69CO(2-1) line flux [K km/s]
ICO21_ERR0.3759Error on ICO21 [K km/s]
LCO211.7878E+8CO(2-1) line luminosity [K km/s pc^2] (if FLAG_CO21=2, then this is a 3sigma upper limit)
LCO21_ERR3.9765E+7Error on LCO21 [K km/s pc^2]
RMS_CO210.002522Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_CO2110.274Integrated S/N of the CO(2-1) line
WCO21197.23FWHM of the CO(2-1) line [km/s]
WCO21_FLAG1Quality flag for WCO21, 1:high quality, 2: acceptable, 3: poor
Z_CO210.03468Redshift based on the velocity of the CO(2-1) line
FLAG_APEX1CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO_APEX0.514CO(2-1) line flux [K km/s]
LCO_APEX2.7540E+8CO(2-1) line luminosity [K km/s pc^2]
RMS_APEX0.001655Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_APEX5.3267Integrated S/N of the CO(2-1) line
WCO_APEX165.26FWHM of the CO(2-1) line [km/s]
ZCO_APEX0.03461Redshift based on the velocity of the CO(2-1) line