NGC3846 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 |
|---|---|---|---|---|---|---|
| 1370172 | NGC3846_GROUP | 176.1166204 | 55.6435524 | 1.513 | 4.538 | 2 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 81189 | PGC083478 | SABa | 176.1102474 | 55.6312270 | Link | 1370172 | NGC3846 | SBbc | 176.1210800 | 55.6522459 | 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) |
| 81189 | PGC083478 | DEV | 4.00 | 10.401 | 151.0 | 0.705 | 20.565 | 153.5 | 0.701 | 21.876 | 153.0 | 0.675 | ... | ... | ... | ... | ... | ... |
| 1370172 | NGC3846 | SER | 2.49 | 18.952 | 142.4 | 0.365 | 29.115 | 133.9 | 0.354 | 35.305 | 137.3 | 0.313 | 33.956 | 40.991 | 48.170 | 15.235 | 13.928 | 10.242 |
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 |
| 81189 | PGC083478 | 15.865 | 15.021 | 14.442 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 1370172 | NGC3846 | 14.006 | 13.329 | 12.898 | 14.281 | 13.631 | 13.362 | 14.210 | 13.570 | 13.333 | 14.183 | 13.546 | 13.329 | 14.140 | 13.505 | 13.311 |
PGC083478 (SGA ID 81189)
Ellipse-fitting not done or failed.
NGC3846 (SGA ID 1370172)
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