IC1635 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 |
|---|---|---|---|---|---|---|
| 252627 | IC1635_GROUP | 17.7635597 | 17.6564687 | 1.426 | 4.277 | 2 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 66430 | IC1634 | E | 17.7621867 | 17.6627761 | Link | 252627 | IC1635 | E | 17.7646828 | 17.6520575 | 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) |
| 66430 | IC1634 | SER | 4.00 | 11.409 | 64.9 | 0.206 | 25.068 | 153.0 | 0.135 | 22.817 | 64.9 | 0.206 | ... | ... | ... | ... | ... | ... |
| 252627 | IC1635 | SER | 5.65 | 36.226 | 150.3 | 0.323 | 34.445 | 148.0 | 0.438 | 72.453 | 150.3 | 0.323 | 36.587 | 57.887 | 81.231 | 27.951 | 24.246 | 25.583 |
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 |
| 66430 | IC1634 | 15.200 | 14.212 | 13.450 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 252627 | IC1635 | 14.148 | 13.174 | 12.417 | 14.848 | 13.876 | 13.150 | 14.583 | 13.637 | 12.919 | 14.434 | 13.506 | 12.790 | 14.253 | 13.357 | 12.592 |
IC1634 (SGA ID 66430)
Ellipse-fitting not done or failed.
IC1635 (SGA ID 252627)
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