xCOLD GASS Object Viewer

ID18887GASS catalog ID
SDSSJ102055.54+081849.4SDSS name
OBJID587732771043737709SDSS ObjID
SPECOBJID348692628922957824SDSS SpecObjID
PLATEID1238SDSS spectroscopic Plate ID
MJD52761SDSS spectroscopic MJD ID
FIBERID235SDSS spectroscopic Fiber ID
RA155.23RA from SDSS, J2000 [decimal degrees]
DEC8.3138Dec from SDSS, J2000 [decimal degrees]
Z_SDSS0.0458SDSS spectroscopic redshift
LUMDIST203Luminosity distance [Mpc] (Omega_m=0.3, Omega_L = 0.7, H0 = 70 km/s/Mpc)
INCL70.544Disc inclination [degrees]
NUVR3.95NUV-r colour, corrected for Galactic extinction
R50KPC3.2935SDSS r-band Petrosian R50[kpc]
LOGMSTAR10.762Stellar mass [log Msun]
LOGMUST8.9976Stellar mass surface density [log Msun/kpc^2] (calculated as log(mu*)=log(M*/(2*pi*r50_z^2)) )
CINDX2.9Concentration index (ratio of r-band Petrosian R90 and R50)
WEIGHT0.50134Statistical weight
LOGSFR_MPAJHU-0.16352SFR from SDSS MPA/JHU catalog
LOGSFR_SED-0.12862SFR from UV+optical SED fitting
LOGSFR_BEST-0.1762SFR from WISE + GALEX when detected in both data sets else from SED fitting (see Janowiecki et al. 2017)
LOGSFR_ERR0.1477Error 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-0.058985log(FLUX_NII_6583/FLUX_Halpha_6562) (using fluxes from SDSS DR7)
O3HB0.049061log(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_N29.254612+logO/H from N2Ha using Pettini&Pagel (2004)
Z_PP04_O3N28.695412+logO/H from N2Ha and O3Hb using Pettini&Pagel (2004)
Z_MZR8.778812+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_A173.8936CO-to-H2 conversion function from Accurso et al. (2017)
XCO_A17_ERR1.4793Error on XCO_A17
ICO0.86CO(1-0) line flux [K km/s]
ICO_ERR0.13214Error on ICO [K km/s]
ICO_COR0.94044CO(1-0) line flux, aperture corrected [K km/s]
ICO_COR_ERR0.20194Error on ICO_COR [K km/s]
LCO5.0709E+8CO(1-0) line luminosity [K km/s pc^2] (if FLAG_CO=2, then this is a 3sigma upper limit)
LCO_ERR8.5203E+7Error on LCO [K km/s pc^2]
LCO_COR5.5452E+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_ERR1.1907E+8Error on LCO_COR [K km/s pc^2]
RMS_CO0.001166Rms noise around the CO(1-0) line in 20km/s-wide channels [K]
SN_CO7.6229Integrated S/N of the CO(1-0) line
WCO434.02FWHM of the CO(1-0) line [km/s]
WCO_FLAG1Quality flag for WCO, 1:high quality, 2: acceptable, 3: poor
Z_CO0.04558Redshift based on the velocity of the CO(1-0) line
WCO_TFR56.595FWHM of the CO(1-0) for TFR work from Tiley et al. (2016) [km/s]
WCO_TFR_ERR131.59Error on WCO_TFR
LOGMH29.3343Total molecular gas mass [log Msun]
LOGMH2_ERR0.17798Error on LOGMH2
LIM_LOGMH203sigma upper limit for LOGMH2, if FLAG_CO=2
LOGMH2MS-1.4277Molecular 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