xCOLD GASS Object Viewer

ID47221GASS catalog ID
SDSSJ154902.67+175625.5SDSS name
OBJID587739811033776150SDSS ObjID
SPECOBJID611032092326756352SDSS SpecObjID
PLATEID2170SDSS spectroscopic Plate ID
MJD53875SDSS spectroscopic MJD ID
FIBERID358SDSS spectroscopic Fiber ID
RA237.26RA from SDSS, J2000 [decimal degrees]
DEC17.94Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.03178SDSS spectroscopic redshift
LUMDIST139.42Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL52.389Disc inclination [degrees]
NUVR3.05NUV-r colour, corrected for Galactic extinction
R50KPC3.2128SDSS r-band Petrosian R50[kpc]
LOGMSTAR10.536Stellar mass [log Msun]
LOGMUST8.7772Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX2.19Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT0.53263Statistical weight
LOGSFR_MPAJHU0.09972SFR from SDSS MPA/JHU catalog
LOGSFR_SED0.16493SFR from UV+optical SED fitting
LOGSFR_BEST-0.083064SFR from WISE + GALEX when detected in both data sets else from SED fitting (see Janowiecki et al. 2017)
LOGSFR_ERR0.10346Error 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-0.18799log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HB-0.30653log(FLUX_OIII_5006/FLUX_HBeta_4861) (using fluxes from SDSS DR7)
AGNCLASS2BPT-based AGN classification, -1:undetermined, 0:inactive, 1:SFing, 2:Composite, 3:AGN, 4:Seyfert
Z_PP04_N29.030812+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N28.767912+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.769112+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_A173.0842CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.1718Error on XCO_A17
ICO0.918CO(1-0) line flux [K km/s]
ICO_ERR0.12776Error on ICO [K km/s]
ICO_COR1.0953CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR0.22411Error on ICO_COR [K km/s]
LCO2.5879E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR4.2971E+7Error on LCO [K km/s pc^2]
LCO_COR3.0876E+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_ERR6.3178E+7Error on LCO_COR [K km/s pc^2]
RMS_CO0.001384Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO8.7812Integrated S/N of the CO(1-0) line
WCO264.52FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.031807Redshift based on the velocity of the CO(1-0) line
WCO_TFR270.43FWHM of the CO(1-0) for TFR work from Tiley et al. (2016) [km/s]
WCO_TFR_ERR14.715Error on WCO_TFR
LOGMH28.9788Total molecular gas mass [log Msun]
LOGMH2_ERR0.17572Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-1.5572Molecular gas mass fraction [log MH2/M*]
FLAG_CO211CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO211.24CO(2-1) line flux [K km/s]
ICO21_ERR0.29979Error on ICO21 [K km/s]
LCO211.0999E+8CO(2-1) line luminosity [K km/s pc^2] (if FLAG_CO21=2, then this is a 3sigma upper limit)
LCO21_ERR2.6592E+7Error on LCO21 [K km/s pc^2]
RMS_CO210.00206Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_CO217.3619Integrated S/N of the CO(2-1) line
WCO21309.94FWHM of the CO(2-1) line [km/s]
WCO21_FLAG1Quality flag for WCO21, 1:high quality, 2: acceptable, 3: poor
Z_CO210.03178Redshift 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