PGC2518249 Group
Sky Viewer
Images & Catalogs
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 |
|---|---|---|---|---|---|---|
| 121166 | PGC2518249_GROUP | 173.7217072 | 55.9003318 | 0.905 | 2.714 | 2 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 121166 | PGC2518249 | S? | 173.7291044 | 55.8952077 | Link | 453621 | PGC2518646 | E | 173.7130472 | 55.9063751 | 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) |
| 121166 | PGC2518249 | SER | 5.03 | 4.244 | 126.7 | 0.592 | 15.315 | 124.4 | 0.603 | 18.274 | 123.7 | 0.560 | 14.113 | 18.978 | 24.277 | 5.560 | 4.883 | 3.107 |
| 453621 | PGC2518646 | SER | 4.26 | 5.262 | 88.0 | 0.082 | 12.975 | 91.3 | 0.159 | 19.150 | 77.6 | 0.059 | 13.019 | 18.281 | 24.914 | 7.074 | 6.076 | 2.861 |
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 |
| 121166 | PGC2518249 | 16.633 | 15.686 | 15.009 | 16.729 | 15.787 | 15.123 | 16.649 | 15.710 | 15.072 | 16.605 | 15.673 | 15.050 | 16.481 | 15.600 | 15.022 |
| 453621 | PGC2518646 | 16.109 | 15.188 | 14.590 | 16.341 | 15.418 | 14.877 | 16.221 | 15.301 | 14.830 | 16.138 | 15.228 | 14.835 | 15.905 | 15.080 | 14.827 |
PGC2518249 (SGA ID 121166)
 |
|
 |
 |
PGC2518646 (SGA ID 453621)
 |
|
 |
 |