xCOLD GASS Object Viewer

ID56375GASS catalog ID
SDSSJ075719.71+111221.8SDSS name
OBJID587744638561484901SDSS ObjID
SPECOBJID680837538646065152SDSS SpecObjID
PLATEID2418SDSS spectroscopic Plate ID
MJD53794SDSS spectroscopic MJD ID
FIBERID355SDSS spectroscopic Fiber ID
RA119.33RA from SDSS, J2000 [decimal degrees]
DEC11.206Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.0464SDSS spectroscopic redshift
LUMDIST205.75Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL48.526Disc inclination [degrees]
NUVR3.21NUV-r colour, corrected for Galactic extinction
R50KPC8.5816SDSS r-band Petrosian R50[kpc]
LOGMSTAR10.842Stellar mass [log Msun]
LOGMUST8.66Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX2.23Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT0.42444Statistical weight
LOGSFR_MPAJHU-0.42289SFR from SDSS MPA/JHU catalog
LOGSFR_SED0.27273SFR from UV+optical SED fitting
LOGSFR_BEST0.10698SFR 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-0.12985log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HB-0.15723log(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_N29.126912+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N28.738812+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.777812+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_A173.4205CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.2995Error on XCO_A17
ICO0.889CO(1-0) line flux [K km/s]
ICO_ERR0.10706Error on ICO [K km/s]
ICO_COR1.4169CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR0.27255Error on ICO_COR [K km/s]
LCO5.3817E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR1.0330E+8Error on LCO [K km/s pc^2]
LCO_COR8.5772E+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_ERR1.6499E+8Error on LCO_COR [K km/s pc^2]
RMS_CO0.00187Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO11.109Integrated S/N of the CO(1-0) line
WCO84.909FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.046255Redshift based on the velocity of the CO(1-0) line
WCO_TFR85.271FWHM of the CO(1-0) for TFR work from Tiley et al. (2016) [km/s]
WCO_TFR_ERR11.89Error on WCO_TFR
LOGMH29.4674Total molecular gas mass [log Msun]
LOGMH2_ERR0.17309Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-1.3746Molecular gas mass fraction [log MH2/M*]
FLAG_CO210CO(2-1) detection flag, 1:yes, 2:no, 0:not observed
ICO210CO(2-1) line flux [K km/s]
ICO21_ERRError on ICO21 [K km/s]
LCO210CO(2-1) line luminosity [K km/s pc^2] (if FLAG_CO21=2, then this is a 3sigma upper limit)
LCO21_ERRError on LCO21 [K km/s pc^2]
RMS_CO210Rms noise around the CO(2-1) line in 20km/s-wide channels [K]
SN_CO210Integrated S/N of the CO(2-1) line
WCO210FWHM of the CO(2-1) line [km/s]
WCO21_FLAG0Quality flag for WCO21, 1:high quality, 2: acceptable, 3: poor
Z_CO210Redshift 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