Table 3
Photometric and structural properties of HCG 22 UCD candidates from the HST imaging.
| ID | F450W 0 | F606W 0 | F814W 0 | B 0 | R 0 | r h | r h | rt/rc | S/N |
| [mag] | [mag] | [mag] | [mag] | [mag] | [pix] | [pc] | |||
|
|
|||||||||
| HCG22_UCD001 | 21.926 ± 0.108 | 20.742 ± 0.083 | 19.783 ± 0.092 | 22.56 | 21.10 |
|
10.11 | 30 | 72.9 |
| HCG22_UCD002 | 21.767 ± 0.150 | 20.853 ± 0.129 | 20.127 ± 0.138 | 22.31 | 21.19 |
|
20.71 | 15 | 56.4 |
| HCG22_UCD003 | – | – | – | 22.46 | 21.30 | – | – | – | |
| HCG22_UCD004 | – | – | – | 23.10 | 21.50 | – | – | – | |
| HCG22_UCD005 | 22.244 ± 0.064 | 21.362 ± 0.051 | 20.477 ± 0.083 | 22.91 | 21.78 |
|
1.77 | 5 | 46.0 |
| HCG22_UCD006 | – | – | – | 23.17 | 21.87 | – | – | – | |
| HCG22_UCD007 | 22.470 ± 0.078 | 21.647 ± 0.072 | 20.797 ± 0.085 | 23.21 | 21.89 |
|
6.90 | 5 | 42.8 |
| HCG22_UCD008 | 22.601 ± 0.083 | 21.778 ± 0.057 | 20.997 ± 0.075 | 23.19 | 22.01 |
|
8.83 | 5 | 34.6 |
| HCG22_UCD009 | – | – | – | 23.48 | 22.04 | – | – | – | |
| HCG22_UCD010 | – | – | – | 23.29 | 22.16 | – | – | – | |
| HCG22_UCD011 | 23.079 ± 0.074 | 22.038 ± 0.071 | 21.292 ± 0.088 | 23.35 | 22.22 |
|
4.98 | 5 | 30.4 |
| HCG22_UCD012 | 22.972 ± 0.085 | 21.919 ± 0.052 | 20.897 ± 0.061 | 23.83 | 22.34 |
|
7.06 | 5 | 27.3 |
| HCG22_UCD013 | – | – | – | 23.77 | 22.39 | – | – | – | |
| HCG22_UCD014 | 22.938 ± 0.079 | 22.018 ± 0.052 | 21.220 ± 0.095 | 23.57 | 22.47 |
|
3.05 | 30 | 28.4 |
| HCG22_UCD015 | 22.994 ± 0.078 | 22.088 ± 0.056 | 21.218 ± 0.101 | 23.80 | 22.51 |
|
6.42 | 5 | 24.6 |
| HCG22_UCD016 | 23.025 ± 0.098 | 22.118 ± 0.080 | 21.450 ± 0.106 | 23.59 | 22.54 |
|
4.50 | 5 | 22.4 |
Notes. The columns list the object ID, foreground reddening corrected ACS Vega and ground based Johnson/Cousins magnitudes, half-light radius in pixels and in parsecs calculated with DM = 32.6 mag, King concentration parameter and the S/N of the source detection.
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