NGC7658B Group
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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 |
|---|---|---|---|---|---|---|
| 62537 | NGC7658B_GROUP | 351.5929704 | -39.2300410 | 2.148 | 6.443 | 3 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 62537 | NGC7658B | S0-a | 351.6036260 | -39.2266596 | Link | 437094 | PGC124070 | 351.5734313 | -39.2454958 | Link | 802521 | NGC7658A | S0 | 351.6028335 | -39.2159484 | 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) |
| 62537 | NGC7658B | SER | 4.14 | 11.667 | 128.8 | 0.601 | 29.931 | 128.2 | 0.623 | 33.809 | 129.8 | 0.522 | 30.287 | 41.813 | 55.955 | 10.915 | 10.005 | 9.734 |
| 437094 | PGC124070 | SER | 3.21 | 5.187 | 128.9 | 0.549 | 25.534 | 132.0 | 0.602 | 23.909 | 128.2 | 0.531 | 18.190 | 27.052 | 38.598 | 8.372 | 6.915 | 6.826 |
| 802521 | NGC7658A | SER | 2.31 | 6.489 | 135.6 | 0.625 | 20.050 | 135.8 | 0.468 | 25.264 | 134.8 | 0.559 | 21.387 | 33.302 | 45.044 | 10.731 | 8.749 | 8.306 |
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 |
| 62537 | NGC7658B | 14.495 | 13.649 | 13.019 | 14.712 | 13.863 | 13.240 | 14.636 | 13.794 | 13.173 | 14.583 | 13.747 | 13.126 | 14.472 | 13.654 | 13.033 |
| 437094 | PGC124070 | 15.800 | 15.008 | 14.435 | 15.822 | 15.026 | 14.468 | 15.714 | 14.935 | 14.379 | 15.632 | 14.861 | 14.312 | 15.422 | 14.700 | 14.188 |
| 802521 | NGC7658A | 15.444 | 14.588 | 13.952 | 15.485 | 14.639 | 14.013 | 15.374 | 14.540 | 13.912 | 15.298 | 14.471 | 13.844 | 14.975 | 14.180 | 13.631 |
NGC7658B (SGA ID 62537)
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PGC124070 (SGA ID 437094)
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NGC7658A (SGA ID 802521)
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