星系形態(tài)星表數(shù)據(jù)描述(文件)
【正文】 cal catalog have unique = 1 which means they are all unique in the original ACS catalog.GGfloatZEST Gini coefficientM20floatZEST second order moment of the 20% brightest pixelsCCfloatZEST concentrationAAfloatZEST asymmetryR20floatpixelsZEST semimajor axis length of ellipse enpassing 20% of total lightR50floatpixelsZEST semimajor axis length of ellipse enpassing 50% of total lightR80floatpixelsZEST semimajor axis length of ellipse enpassing 80% of total lightRPETfloatpixelsZest semimajor axis length for Petrosian Radius ellipseFLAGRPETfloatPetrosian radius flag.0 = single Petrosian radius measured2 = multiple radii measured (noisy SB profile)5 = SB profile was corrected for diffuse light contribution from neighboring object(s)FLUX_GIM2DfloatcountsGIM2D total fluxLE_FLUX_GIM2DfloatLE_FLUX_GIM2D (99% conf. lower error on R_GIM2D)UE_FLUX_GIM2DfloatUE_FLUX_GIM2D (99% conf. lower error on R_GIM2D)R_GIM2DfloatarcsecondsGIM2D psfconvolved halflight radius of objectLE_R_GIM2Dfloat99% conf. lower error on R_GIM2DUE_R_GIM2Dfloat99% conf. upper error on R_GIM2DELL_GIM2DfloatGIM2D ellipticity = 1b/a of objectLE_ELL_GIM2Dfloat99% conf. lower error on ELL_GIM2DUE_ELL_GIM2Dfloat99% conf. upper error on ELL_GIM2DPA_GIM2DfloatdegreesGIM2D position angle of object cw from +yaxisLE_PA_GIM2Dfloat99% conf. lower error on PA_GIM2DUE_PA_GIM2Dfloat99% conf. upper error on PA_GIM2DDX_GIM2Dfloatarcsecondsxoffset of GIM2Dmodel center from ACScoordinate cen
環(huán)評公示相關(guān)推薦
鄂ICP備17016276號-1