PGC2689902 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 |
|---|---|---|---|---|---|---|
| 937932 | PGC2689902_GROUP | 179.1341489 | 66.6788297 | 0.921 | 2.764 | 2 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 94471 | PGC3140524 | Sc | 179.1156794 | 66.6741947 | Link | 937932 | PGC2689902 | E | 179.1466649 | 66.6819187 | 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) |
| 94471 | PGC3140524 | SER | 0.78 | 4.537 | 136.9 | 0.398 | 11.564 | 135.7 | 0.322 | 11.838 | 136.5 | 0.381 | ... | ... | ... | ... | ... | ... |
| 937932 | PGC2689902 | SER | 4.13 | 3.840 | 162.8 | 0.170 | 17.184 | 161.0 | 0.166 | 18.432 | 150.8 | 0.183 | 12.766 | 18.109 | 24.946 | 5.164 | 4.722 | 2.418 |
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 |
| 94471 | PGC3140524 | 17.365 | 16.910 | 16.711 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 937932 | PGC2689902 | 16.147 | 15.310 | 14.783 | 16.292 | 15.459 | 14.987 | 16.186 | 15.355 | 14.939 | 16.112 | 15.286 | 14.933 | 15.978 | 15.173 | 14.925 |
PGC3140524 (SGA ID 94471)
Ellipse-fitting not done or failed.
PGC2689902 (SGA ID 937932)
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