xCOLD GASS Object Viewer

ID108113GASS catalog ID
SDSSJ081825.78+295734.3SDSS name
OBJID587732470385279247SDSS ObjID
SPECOBJID262279200751222784SDSS SpecObjID
PLATEID931SDSS spectroscopic Plate ID
MJD52619SDSS spectroscopic MJD ID
FIBERID131SDSS spectroscopic Fiber ID
RA124.61RA from SDSS, J2000 [decimal degrees]
DEC29.96Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.019906SDSS spectroscopic redshift
LUMDIST86.557Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL43.081Disc inclination [degrees]
NUVR3.1292NUV-r colour, corrected for Galactic extinction
R50KPC2.1459SDSS r-band Petrosian R50[kpc]
LOGMSTAR9.8794Stellar mass [log Msun]
LOGMUST8.4608Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX2.0395Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT1.3602Statistical weight
LOGSFR_MPAJHU-0.48638SFR from SDSS MPA/JHU catalog
LOGSFR_SED-0.048042SFR from UV+optical SED fitting
LOGSFR_BEST-0.21379SFR 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-0.40671log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HB-0.59128log(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_N28.731312+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N28.789112+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.656912+logO/H from MZR, Kewley&Ellison08, PP04 calibration
FLAG_CO1CO(1-0) detection flag, 1:yes, 2:no
XCO4.344Constant Galactic CO-to-H2 conversion factor except for galaxies suspected of requiring the lower “merger” value
XCO_A172.992CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.1368Error on XCO_A17
ICO1.05CO(1-0) line flux [K km/s]
ICO_ERR0.14961Error on ICO [K km/s]
ICO_COR1.2967CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR0.26826Error on ICO_COR [K km/s]
LCO1.1542E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR2.0309E+7Error on LCO [K km/s pc^2]
LCO_COR1.4253E+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_ERR2.9488E+7Error on LCO_COR [K km/s pc^2]
RMS_CO0.001832Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO8.4813Integrated S/N of the CO(1-0) line
WCO211.72FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.019863Redshift based on the velocity of the CO(1-0) line
WCO_TFR193.04FWHM of the CO(1-0) for TFR work from Tiley et al. (2016) [km/s]
WCO_TFR_ERR53.269Error on WCO_TFR
LOGMH28.6299Total molecular gas mass [log Msun]
LOGMH2_ERR0.17622Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-1.2495Molecular gas mass fraction [log MH2/M*]
FLAG_CO211CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO211.22CO(2-1) line flux [K km/s]
ICO21_ERR0.27524Error on ICO21 [K km/s]
LCO214.2199E+7CO(2-1) line luminosity [K km/s pc^2] (if FLAG_CO21=2, then this is a 3sigma upper limit)
LCO21_ERR9.5203E+6Error on LCO21 [K km/s pc^2]
RMS_CO210.001936Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_CO219.5791Integrated S/N of the CO(2-1) line
WCO21200.63FWHM of the CO(2-1) line [km/s]
WCO21_FLAG1Quality flag for WCO21, 1:high quality, 2: acceptable, 3: poor
Z_CO210.019826Redshift 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