xCOLD GASS Object Viewer

ID108045GASS catalog ID
SDSSJ081905.10+214729.0SDSS name
OBJID587738371134783549SDSS ObjID
SPECOBJID542349800767488000SDSS SpecObjID
PLATEID1926SDSS spectroscopic Plate ID
MJD53317SDSS spectroscopic MJD ID
FIBERID203SDSS spectroscopic Fiber ID
RA124.77RA from SDSS, J2000 [decimal degrees]
DEC21.791Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.015011SDSS spectroscopic redshift
LUMDIST65.031Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL27.487Disc inclination [degrees]
NUVR2.5441NUV-r colour, corrected for Galactic extinction
R50KPC2.3684SDSS r-band Petrosian R50[kpc]
LOGMSTAR10.084Stellar mass [log Msun]
LOGMUST8.7242Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX2.7257Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT0.725Statistical weight
LOGSFR_MPAJHU0.17756SFR from SDSS MPA/JHU catalog
LOGSFR_SED0.36201SFR from UV+optical SED fitting
LOGSFR_BEST0.19627SFR from WISE + GALEX when detected in both data sets else from SED fitting (see Janowiecki et al. 2017)
LOGSFR_ERR0Error on LOGSFR_BEST
FLAG_IRAS1Detection flag in the IRAS PSC, 1:yes, 2:no
LOGLIR_IRAS10.045Total IR luminosity [log Lsun]
IRCOL_IRAS0.42237IRAS colour (F60/F100)
N2HA-0.42646log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HB-0.30203log(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_N28.708612+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N28.690212+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.70312+logO/H from MZR, Kewley&Ellison08, PP04 calibration
FLAG_CO1CO(1-0) detection flag, 1:yes, 2:no
XCO5.8006Constant Galactic CO-to-H2 conversion factor except for galaxies suspected of requiring the lower “merger” value
XCO_A174.5018CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.7104Error on XCO_A17
ICO5.43CO(1-0) line flux [K km/s]
ICO_ERR0.46693Error on ICO [K km/s]
ICO_COR8.2715CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR1.4301Error on ICO_COR [K km/s]
LCO3.3854E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR4.4345E+7Error on LCO [K km/s pc^2]
LCO_COR5.1569E+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_ERR8.9164E+7Error on LCO_COR [K km/s pc^2]
RMS_CO0.002873Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO31.712Integrated S/N of the CO(1-0) line
WCO164.68FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.015028Redshift based on the velocity of the CO(1-0) line
WCO_TFR157.34FWHM of the CO(1-0) for TFR work from Tiley et al. (2016) [km/s]
WCO_TFR_ERR5.3741Error on WCO_TFR
LOGMH29.3658Total molecular gas mass [log Msun]
LOGMH2_ERR0.16917Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-0.71831Molecular gas mass fraction [log MH2/M*]
FLAG_CO211CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO217CO(2-1) line flux [K km/s]
ICO21_ERR1.4129Error on ICO21 [K km/s]
LCO211.3733E+8CO(2-1) line luminosity [K km/s pc^2] (if FLAG_CO21=2, then this is a 3sigma upper limit)
LCO21_ERR2.7718E+7Error on LCO21 [K km/s pc^2]
RMS_CO210.003506Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_CO2136.813Integrated S/N of the CO(2-1) line
WCO21136.37FWHM of the CO(2-1) line [km/s]
WCO21_FLAG1Quality flag for WCO21, 1:high quality, 2: acceptable, 3: poor
Z_CO210.015023Redshift 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