NGC1521 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 |
|---|---|---|---|---|---|---|
| 1149549 | NGC1521_GROUP | 62.0899057 | -21.0455180 | 4.602 | 13.807 | 5 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 76586 | PGC833926 | 62.0868426 | -21.0085860 | Link | 176595 | PGC135142 | S0-a | 62.1523368 | -21.0645941 | Link | 690651 | PGC833703 | 62.0516099 | -21.0258536 | Link | 1149549 | NGC1521 | E | 62.0788401 | -21.0520133 | Link | 1249795 | PGC3084953 | 62.0801548 | -21.0169635 | 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) |
| 76586 | PGC833926 | SER | 1.14 | 5.931 | 101.8 | 0.650 | 12.506 | 98.0 | 0.563 | 12.214 | 100.4 | 0.624 | 10.590 | 13.527 | 16.338 | 6.581 | 6.235 | 6.057 |
| 176595 | PGC135142 | SER | 4.56 | 13.898 | 109.4 | 0.458 | 27.550 | 103.3 | 0.498 | 29.667 | 109.5 | 0.504 | 25.058 | 35.366 | 45.745 | 11.834 | 12.123 | 11.591 |
| 690651 | PGC833703 | SER | 0.61 | 4.097 | 117.4 | 0.818 | 11.406 | 121.0 | 0.628 | 10.578 | 117.3 | 0.718 | 11.510 | 13.465 | 15.272 | 5.837 | 5.467 | 5.255 |
| 1149549 | NGC1521 | SER | 4.40 | 27.718 | 18.1 | 0.288 | 98.202 | 9.5 | 0.378 | 110.880 | 12.7 | 0.369 | 97.580 | 135.438 | 173.420 | 36.584 | 35.467 | 34.732 |
| 1249795 | PGC3084953 | SER | 1.89 | 14.988 | 143.1 | 0.402 | 16.111 | 132.9 | 0.241 | 25.342 | 140.6 | 0.277 | 16.993 | 26.275 | 37.674 | 18.604 | 19.556 | 20.971 |
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 |
| 76586 | PGC833926 | 17.575 | 17.095 | 16.746 | 17.766 | 17.304 | 17.005 | 17.628 | 17.179 | 16.886 | 17.575 | 17.130 | 16.834 | 17.483 | 17.036 | 16.725 |
| 176595 | PGC135142 | 15.108 | 14.413 | 13.896 | 15.465 | 14.764 | 14.255 | 15.330 | 14.630 | 14.123 | 15.267 | 14.566 | 14.061 | 15.119 | 14.401 | 13.918 |
| 690651 | PGC833703 | 17.675 | 17.033 | 16.548 | 17.559 | 16.896 | 16.414 | 17.507 | 16.858 | 16.379 | 17.480 | 16.838 | 16.358 | 17.453 | 16.827 | 16.348 |
| 1149549 | NGC1521 | 12.103 | 11.311 | 10.669 | 12.182 | 11.391 | 10.761 | 12.070 | 11.283 | 10.655 | 12.016 | 11.231 | 10.603 | 11.921 | 11.134 | 10.509 |
| 1249795 | PGC3084953 | 15.797 | 15.180 | 14.765 | 16.404 | 15.784 | 15.369 | 16.139 | 15.507 | 15.088 | 15.976 | 15.338 | 14.914 | 15.590 | 14.932 | 14.470 |
PGC833926 (SGA ID 76586)
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PGC135142 (SGA ID 176595)
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PGC833703 (SGA ID 690651)
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NGC1521 (SGA ID 1149549)
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PGC3084953 (SGA ID 1249795)
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