NGC2493 Group
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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 |
|---|---|---|---|---|---|---|
| 783010 | NGC2493_GROUP | 120.1074889 | 39.8325732 | 2.310 | 6.929 | 2 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 115772 | NGC2495 | Sd | 120.1382096 | 39.8400238 | Link | 783010 | NGC2493 | S0 | 120.0984524 | 39.8304063 | 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) |
| 115772 | NGC2495 | SER | 0.91 | 4.791 | 22.8 | 0.475 | 16.486 | 22.6 | 0.413 | 15.672 | 21.2 | 0.414 | ... | ... | ... | ... | ... | ... |
| 783010 | NGC2493 | SER | 4.50 | 22.253 | 36.6 | 0.278 | 56.250 | 0.0 | 0.016 | 93.603 | 53.0 | 0.043 | 61.092 | 78.742 | 97.051 | 19.980 | 18.891 | 10.461 |
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 |
| 115772 | NGC2495 | 15.927 | 15.336 | 14.931 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 783010 | NGC2493 | 12.505 | 11.612 | 10.973 | 12.638 | 11.757 | 11.257 | 12.569 | 11.692 | 11.250 | 12.534 | 11.661 | 11.252 | 12.489 | 11.625 | 11.250 |
NGC2495 (SGA ID 115772)
Ellipse-fitting not done or failed.
NGC2493 (SGA ID 783010)
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