Index

NGC3811 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
519430	NGC3811_GROUP	175.3173535	47.6872928	2.255	6.764	2

Group Members

SGA ID	Galaxy	Visual Morphology	RA (degree)	Dec (degree)	HyperLeda
4656	2MASXJ11411357+4740076	Sc	175.3069132	47.6687056	Link
519430	NGC3811	SBc	175.3192556	47.6908027	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)
4656	2MASXJ11411357+4740076	SER	3.25	3.567	101.8	0.663	11.564	99.5	0.634	11.779	105.0	0.618	13.240	15.632	17.916	5.911	5.359	4.740
519430	NGC3811	SER	2.43	24.504	18.2	0.318	60.830	172.4	0.254	75.492	2.6	0.273	54.395	72.598	91.741	25.734	23.343	14.974

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
4656	2MASXJ11411357+4740076	17.640	16.523	15.773	17.495	16.356	15.604	17.422	16.291	15.548	17.397	16.271	15.535	17.332	16.220	15.496
519430	NGC3811	12.906	12.212	11.798	13.050	12.374	12.039	12.962	12.296	12.021	12.912	12.253	12.020	12.786	12.138	12.015