NGC2684 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 |
|---|---|---|---|---|---|---|
| 16907 | NGC2684_GROUP | 133.7481011 | 49.1521143 | 2.128 | 6.383 | 5 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 16907 | NGC2684 | SABb | 133.7247668 | 49.1605061 | Link | 70788 | NGC2686A | E | 133.7454899 | 49.1423484 | Link | 249895 | NGC2686B | E | 133.7524872 | 49.1424639 | Link | 1371643 | NGC2687B | E-S0 | 133.7751071 | 49.1561494 | Link | 4008418 | NGC2687A | 0 | 133.7709651 | 49.1564797 | 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) |
| 16907 | NGC2684 | SER | 0.72 | 14.779 | 47.6 | 0.242 | 33.046 | 48.7 | 0.241 | 39.637 | 50.5 | 0.221 | 35.775 | 42.124 | 50.513 | 15.525 | 15.632 | 11.573 |
| 70788 | NGC2686A | DEV | 4.00 | 9.437 | 58.8 | 0.233 | 26.431 | 71.4 | 0.425 | 43.011 | 74.3 | 0.415 | ... | ... | ... | ... | ... | ... |
| 249895 | NGC2686B | DEV | 4.00 | 3.487 | 42.1 | 0.453 | 14.326 | 63.1 | 0.276 | 6.973 | 42.1 | 0.453 | ... | ... | ... | ... | ... | ... |
| 1371643 | NGC2687B | SER | 2.82 | 9.305 | 28.7 | 0.373 | 20.565 | 28.0 | 0.436 | 31.043 | 30.3 | 0.394 | 24.054 | 32.502 | 43.752 | 11.140 | 9.480 | 5.289 |
| 4008418 | NGC2687A | SER | 1.49 | 2.627 | 42.8 | 0.577 | 8.970 | 0.0 | 0.522 | 20.169 | 25.9 | 0.513 | ... | ... | ... | ... | ... | ... |
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 |
| 16907 | NGC2684 | 13.434 | 12.883 | 12.501 | 13.449 | 12.892 | 12.573 | 13.422 | 12.863 | 12.565 | 13.406 | 12.846 | 12.568 | 13.398 | 12.836 | 12.565 |
| 70788 | NGC2686A | 15.255 | 14.242 | 13.532 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 249895 | NGC2686B | 16.639 | 15.734 | 15.145 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| 1371643 | NGC2687B | 15.204 | 14.186 | 13.431 | 15.343 | 14.373 | 13.693 | 15.248 | 14.289 | 13.661 | 15.180 | 14.235 | 13.667 | 15.062 | 14.155 | 13.660 |
| 4008418 | NGC2687A | 17.251 | 16.300 | 15.595 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
NGC2684 (SGA ID 16907)
 |
|
 |
 |
NGC2686A (SGA ID 70788)
Ellipse-fitting not done or failed.
NGC2686B (SGA ID 249895)
Ellipse-fitting not done or failed.
NGC2687B (SGA ID 1371643)
 |
|
 |
 |
NGC2687A (SGA ID 4008418)
Ellipse-fitting not done or failed.