NGC3894 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 |
|---|---|---|---|---|---|---|
| 81348 | NGC3894_GROUP | 177.2022942 | 59.4227761 | 4.162 | 12.486 | 3 |
Group Members
| SGA ID | Galaxy | Visual Morphology |
RA (degree) |
Dec (degree) |
HyperLeda |
|---|---|---|---|---|---|
| 81348 | NGC3894 | E | 177.2098216 | 59.4156736 | Link | 471476 | PGC036862 | SBb | 177.0969948 | 59.4300789 | Link | 672491 | NGC3895 | SBa | 177.2667804 | 59.4326819 | 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) |
| 81348 | NGC3894 | SER | 2.94 | 20.025 | 18.0 | 0.398 | 79.822 | 18.2 | 0.313 | 103.349 | 19.3 | 0.320 | 83.122 | 110.846 | 142.403 | 27.684 | 29.562 | 11.729 |
| 471476 | PGC036862 | SER | 1.73 | 11.612 | 89.5 | 0.685 | 27.613 | 86.1 | 0.555 | 32.476 | 86.9 | 0.600 | 26.920 | 42.010 | 57.764 | 24.526 | 23.774 | 9.746 |
| 672491 | NGC3895 | SER | 2.39 | 16.237 | 114.7 | 0.415 | 35.573 | 124.4 | 0.316 | 55.820 | 125.9 | 0.294 | ... | ... | ... | ... | ... | ... |
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 |
| 81348 | NGC3894 | 12.325 | 11.422 | 10.858 | 12.308 | 11.495 | 10.974 | 12.232 | 11.416 | 10.969 | 12.191 | 11.374 | 10.987 | 12.107 | 11.290 | 10.974 |
| 471476 | PGC036862 | 15.443 | 14.589 | 14.039 | 15.660 | 14.816 | 14.334 | 15.476 | 14.647 | 14.234 | 15.368 | 14.541 | 14.185 | 14.938 | 14.109 | 14.071 |
| 672491 | NGC3895 | 13.328 | 12.489 | 11.970 | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
NGC3894 (SGA ID 81348)
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PGC036862 (SGA ID 471476)
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NGC3895 (SGA ID 672491)
Ellipse-fitting not done or failed.