PGC2540469 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 |
|---|---|---|---|---|---|---|
| 385837 | PGC2540469_GROUP | 182.2340208 | 56.5570685 | 1.265 | 3.796 | 3 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 87522 | PGC2540520 | E | 182.2181004 | 56.5558586 | Link | 385837 | PGC2540469 | E | 182.2307204 | 56.5541001 | Link | 460331 | PGC2540710 | Sab | 182.2545251 | 56.5621783 | Link |
Image Mosaics
Color mosaics showing the data (left panel), model (middle panel), and residuals (right panel).
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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) |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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) |
| 87522 | PGC2540520 | SER | 6.00 | 1.554 | 158.9 | 0.402 | 16.223 | 141.6 | 0.438 | -1.000 | 141.6 | 0.438 | ... | ... | ... | ... | ... | ... |
| 385837 | PGC2540469 | DEV | 4.00 | 4.552 | 87.3 | 0.068 | 19.912 | 0.0 | 0.086 | 40.790 | 102.6 | 0.450 | 25.595 | 37.762 | 52.210 | 17.941 | 18.984 | 10.585 |
| 460331 | PGC2540710 | SER | 4.18 | 5.107 | 158.9 | 0.286 | 15.564 | 110.1 | 0.501 | 20.368 | 93.1 | 0.428 | 11.323 | 17.456 | 27.023 | 6.903 | 5.951 | 3.764 |
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 |
| 87522 | PGC2540520 | 16.896 | 15.933 | 15.268 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 385837 | PGC2540469 | 16.070 | 15.095 | 14.416 | 15.967 | 15.169 | 14.816 | 15.745 | 14.933 | 14.717 | 15.608 | 14.795 | 14.726 | 15.485 | 14.667 | 14.719 |
| 460331 | PGC2540710 | 16.552 | 15.599 | 14.954 | 16.928 | 15.979 | 15.366 | 16.792 | 15.872 | 15.292 | 16.663 | 15.754 | 15.245 | 16.428 | 15.491 | 15.197 |
PGC2540520 (SGA ID 87522)
Ellipse-fitting not done or failed.
PGC2540469 (SGA ID 385837)
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PGC2540710 (SGA ID 460331)
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