xCOLD GASS Object Viewer

ID18702GASS catalog ID
SDSSJ095051.58+081340.7SDSS name
OBJID587734863217426599SDSS ObjID
SPECOBJID347848088611717120SDSS SpecObjID
PLATEID1235SDSS spectroscopic Plate ID
MJD52734SDSS spectroscopic MJD ID
FIBERID374SDSS spectroscopic Fiber ID
RA147.71RA from SDSS, J2000 [decimal degrees]
DEC8.228Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.02987SDSS spectroscopic redshift
LUMDIST130.86Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL75.247Disc inclination [degrees]
NUVR3.84NUV-r colour, corrected for Galactic extinction
R50KPC2.3088SDSS r-band Petrosian R50[kpc]
LOGMSTAR10.204Stellar mass [log Msun]
LOGMUST8.7641Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX2.2Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT0.65982Statistical weight
LOGSFR_MPAJHU-0.0454SFR from SDSS MPA/JHU catalog
LOGSFR_SED-0.091736SFR from UV+optical SED fitting
LOGSFR_BEST-0.18123SFR from WISE + GALEX when detected in both data sets else from SED fitting (see Janowiecki et al. 2017)
LOGSFR_ERR0.14191Error 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-0.36596log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HBlog(FLUX_OIII_5006/FLUX_HBeta_4861) (using fluxes from SDSS DR7)
AGNCLASS0BPT-based AGN classification, -1:undetermined, 0:inactive, 1:SFing, 2:Composite, 3:AGN, 4:Seyfert
Z_PP04_N28.780212+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N212+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.725812+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_A173.6798CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.3981Error on XCO_A17
ICO1.08CO(1-0) line flux [K km/s]
ICO_ERR0.14769Error on ICO [K km/s]
ICO_COR1.1876CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR0.24106Error on ICO_COR [K km/s]
LCO2.6870E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR4.0406E+7Error on LCO [K km/s pc^2]
LCO_COR2.9548E+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_ERR5.9976E+7Error on LCO_COR [K km/s pc^2]
RMS_CO0.001271Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO9.0169Integrated S/N of the CO(1-0) line
WCO411.71FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.029727Redshift 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
LOGMH29.0364Total molecular gas mass [log Msun]
LOGMH2_ERR0.17536Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-1.1676Molecular gas mass fraction [log MH2/M*]
FLAG_CO211CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO211.5CO(2-1) line flux [K km/s]
ICO21_ERR0.32561Error on ICO21 [K km/s]
LCO211.1743E+8CO(2-1) line luminosity [K km/s pc^2] (if FLAG_CO21=2, then this is a 3sigma upper limit)
LCO21_ERR2.5490E+7Error on LCO21 [K km/s pc^2]
RMS_CO210.001495Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_CO2111.85Integrated S/N of the CO(2-1) line
WCO21332.34FWHM of the CO(2-1) line [km/s]
WCO21_FLAG1Quality flag for WCO21, 1:high quality, 2: acceptable, 3: poor
Z_CO210.02987Redshift 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