Index

NGC3862 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
195207	NGC3862_GROUP	176.2696968	19.6099109	1.326	3.977	2

Group Members

SGA ID	Galaxy	Visual Morphology	RA (degree)	Dec (degree)	HyperLeda
4941	IC2955	E-S0	176.2662187	19.6205703	Link
195207	NGC3862	E	176.2708844	19.6063129	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)
4941	IC2955	SER	3.11	5.582	8.1	0.353	11.301	0.0	0.025	26.295	44.1	0.078	18.252	27.450	41.748	5.951	5.822	5.657
195207	NGC3862	SER	4.00	14.725	168.2	0.034	32.819	0.0	0.000	77.130	154.8	0.120	50.559	72.960	97.475	23.487	22.806	22.514

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
4941	IC2955	14.761	13.912	13.255	14.958	14.109	13.456	14.877	14.029	13.379	14.805	13.958	13.310	14.611	13.769	13.134
195207	NGC3862	13.381	12.532	11.838	13.320	12.481	11.808	13.193	12.356	11.685	13.124	12.288	11.618	12.933	12.106	11.432