Index

NGC4881 Group

Group Properties

SGA ID of Primary Galaxy	Group Name	Group RA (degree)	Group Dec (degree)	Group Diameter (arcmin)	Mosaic Diameter (arcmin)	Number of Group Members
16723	NGC4881_GROUP	194.9966116	28.2449216	1.309	3.927	2

Group Members

SGA ID	Galaxy	Visual Morphology	RA (degree)	Dec (degree)	HyperLeda
16723	NGC4881	E	194.9906257	28.2466580	Link
231408	PGC044691	S0-a	195.0125150	28.2402962	Link

Image Mosaics

Color mosaics showing the data (left panel), model (middle panel), and residuals (right panel).

Elliptical Isophote Analysis

Geometry

This table provides several different measurements of the geometry and size of each galaxy.

		Tractor					HyperLeda			Ellipse Moments			Surface Brightness Threshold Radii (arcsec)			Half-light Radii (arcsec)
SGA ID	Galaxy	Type	n	r(50) (arcsec)	PA (degree)	e	R(25)	PA (degree)	e	Size (arcsec)	PA (degree)	e	R(24)	R(25)	R(26)	g(50)	r(50)	z(50)
16723	NGC4881	SER	4.68	11.787	175.5	0.051	29.317	0.0	0.067	39.466	152.5	0.030	29.903	41.031	53.353	9.945	9.884	9.572
231408	PGC044691	DEV	4.00	3.322	22.0	0.329	10.993	20.9	0.362	13.587	18.0	0.355	10.327	14.692	19.623	4.725	4.596	4.422

Photometry

This table provides the Tractor model photometry and the cumulative flux measured within the R(24), R(25), and R(26) radii (corresponding to the semi-major axis length of the galaxy at the 24, 25, and 26 magnitude per square arcsec surface brightness threshold, respectively).

					Curve of Growth Photometry
		Tractor Photometry			< R(24)			< R(25)			< R(26)			Integrated
SGA ID	Galaxy	g	r	z	g	r	z	g	r	z	g	r	z	g	r	z
16723	NGC4881	13.956	13.131	12.487	14.183	13.364	12.722	14.092	13.275	12.636	14.041	13.225	12.587	13.967	13.143	12.513
231408	PGC044691	16.846	16.215	15.662	16.838	16.267	15.821	16.715	16.152	15.714	16.648	16.084	15.646	16.537	15.928	15.449