NGC3819 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 |
|---|---|---|---|---|---|---|
| 35923 | NGC3819_GROUP | 175.5227120 | 10.3555397 | 1.179 | 3.536 | 3 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 35923 | NGC3819 | E | 175.5244354 | 10.3511361 | Link | 547938 | SDSSJ114204.76+102149.6 | E? | 175.5198645 | 10.3637772 | Link | 5004209 | DR8-1755p102-4643 | PSF | 175.5207528 | 10.3575342 | 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) |
| 35923 | NGC3819 | SER | 4.72 | 12.988 | 145.4 | 0.193 | 26.985 | 144.9 | 0.300 | 41.346 | 156.7 | 0.227 | 30.953 | 41.507 | 54.915 | 10.502 | 9.819 | 9.815 |
| 547938 | SDSSJ114204.76+102149.6 | SER | 0.87 | 3.405 | 107.0 | 0.768 | 13.005 | 109.9 | 0.606 | 6.811 | 107.0 | 0.768 | 10.926 | 11.959 | 12.658 | 3.104 | 2.434 | 2.896 |
| 5004209 | DR8-1755p102-4643 | SER | 0.50 | 1.489 | 44.3 | 0.406 | 5.010 | 0.0 | 0.000 | -1.000 | 0.0 | 0.000 | ... | ... | ... | ... | ... | ... |
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 |
| 35923 | NGC3819 | 14.059 | 13.184 | 12.530 | 14.330 | 13.456 | 12.810 | 14.252 | 13.382 | 12.737 | 14.200 | 13.336 | 12.690 | 14.126 | 13.276 | 12.630 |
| 547938 | SDSSJ114204.76+102149.6 | 16.999 | 16.238 | 15.711 | 16.886 | 16.141 | 15.601 | 16.878 | 16.134 | 15.593 | 16.875 | 16.132 | 15.592 | 16.874 | 16.130 | 15.591 |
| 5004209 | DR8-1755p102-4643 | 18.033 | 17.120 | 16.188 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
NGC3819 (SGA ID 35923)
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SDSSJ114204.76+102149.6 (SGA ID 547938)
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DR8-1755p102-4643 (SGA ID 5004209)
Ellipse-fitting not done or failed.