PGC309971 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 |
|---|---|---|---|---|---|---|
| 955473 | PGC309971_GROUP | 41.0786027 | -65.8141962 | 0.781 | 2.342 | 2 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 345327 | PGC309923 | 41.0691350 | -65.8184142 | Link | 955473 | PGC309971 | 41.0852187 | -65.8111928 | Link |
Image Mosaics
Color mosaics showing the data (left panel), model (middle panel), and residuals (right panel).
 |
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) |
||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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) |
| 345327 | PGC309923 | SER | 2.80 | 4.200 | 1.9 | 0.802 | 11.406 | 13.0 | 0.676 | 11.428 | 10.0 | 0.663 | ... | ... | ... | ... | ... | ... |
| 955473 | PGC309971 | SER | 2.56 | 3.789 | 159.3 | 0.773 | 16.111 | 163.0 | 0.637 | 17.186 | 161.0 | 0.619 | ... | ... | ... | ... | ... | ... |
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 |
| 345327 | PGC309923 | 18.053 | 17.097 | 16.324 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 955473 | PGC309971 | 16.170 | 15.250 | 14.616 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
PGC309923 (SGA ID 345327)
Ellipse-fitting not done or failed.
PGC309971 (SGA ID 955473)
Ellipse-fitting not done or failed.