NGC1228 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 |
|---|---|---|---|---|---|---|
| 256156 | NGC1228_GROUP | 47.0479688 | -22.9296473 | 2.863 | 8.589 | 3 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 90324 | NGC1229 | SBbc | 47.0451341 | -22.9602164 | Link | 256156 | NGC1228 | S0 | 47.0488559 | -22.9228839 | Link | 1242404 | PGC807492 | 47.0506182 | -22.8914888 | 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) |
| 90324 | NGC1229 | SER | 4.41 | 20.199 | 79.9 | 0.547 | 30.699 | 75.1 | 0.411 | 29.379 | 62.1 | 0.431 | 25.077 | 30.415 | 38.957 | 9.720 | 8.850 | 7.813 |
| 256156 | NGC1228 | SER | 4.26 | 18.868 | 73.4 | 0.380 | 45.616 | 76.9 | 0.531 | 55.692 | 76.5 | 0.406 | 48.850 | 69.529 | 88.173 | 21.760 | 22.137 | 21.650 |
| 1242404 | PGC807492 | SER | 1.50 | 4.963 | 149.7 | 0.748 | 16.486 | 150.5 | 0.698 | 17.276 | 151.1 | 0.694 | 14.584 | 18.644 | 24.039 | 6.715 | 6.691 | 6.335 |
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 |
| 90324 | NGC1229 | 14.434 | 13.776 | 13.188 | 14.952 | 14.314 | 13.796 | 14.899 | 14.262 | 13.747 | 14.870 | 14.233 | 13.717 | 14.862 | 14.219 | 13.705 |
| 256156 | NGC1228 | 13.858 | 13.052 | 12.426 | 14.081 | 13.343 | 12.775 | 13.908 | 13.165 | 12.600 | 13.845 | 13.096 | 12.532 | 13.786 | 13.048 | 12.485 |
| 1242404 | PGC807492 | 16.839 | 16.032 | 15.372 | 16.743 | 15.941 | 15.316 | 16.685 | 15.891 | 15.269 | 16.648 | 15.858 | 15.239 | 16.629 | 15.826 | 15.209 |
NGC1229 (SGA ID 90324)
 |
|
 |
 |
NGC1228 (SGA ID 256156)
 |
|
 |
 |
PGC807492 (SGA ID 1242404)
 |
|
 |
 |