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Table 4
The first four moments of both h3 and h4 distributions are given – mean, standard deviation, skewness, and kurtosis – for all galaxy types available for both libraries used.
| Type | s1 | s2 | s3 | s4 | N |
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| Empirical | |||||
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| h3 | |||||
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| Early | –0.007 ± 0.001 | 0.0201 ± 0.0009 | –0.1 ± 0.2 | 0.7 ± 0.3 | 276 |
| Late | –0.0086 ± 0.0004 | 0.0152 ± 0.0002 | 0.51 ± 0.06 | 5.0 ± 0.1 | 1893 |
| E | –0.008 ± 0.002 | 0.020 ± 0.002 | 0.0 ± 0.3 | 0.2 ± 0.5 | 86 |
| S0 | –0.006 ± 0.002 | 0.020 ± 0.001 | –0.2 ± 0.2 | 1.0 ± 0.4 | 190 |
| Sab | –0.0057 ± 0.0007 | 0.0201 ± 0.0005 | 0.03 ± 0.08 | 1.3 ± 0.2 | 913 |
| Scd | –0.0093 ± 0.0004 | 0.0129 ± 0.0003 | 0.66 ± 0.08 | 8.0 ± 0.2 | 980 |
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| h4 | |||||
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| Early | 0.025 ± 0.002 | 0.039 ± 0.002 | 1.7 ± 0.2 | 5.5 ± 0.3 | 276 |
| Late | 0.0134 ± 0.0006 | 0.0258 ± 0.0004 | 2.18 ± 0.06 | 10.6 ± 0.1 | 1893 |
| E | 0.028 ± 0.005 | 0.045 ± 0.003 | 2.4 ± 0.3 | 7.3 ± 0.5 | 86 |
| S0 | 0.024 ± 0.003 | 0.034 ± 0.002 | 0.8 ± 0.2 | 0.3 ± 0.4 | 190 |
| Sab | 0.016 ± 0.001 | 0.0319 ± 0.0008 | 1.96 ± 0.08 | 7.6 ± 0.2 | 913 |
| Scd | 0.0109 ± 0.0006 | 0.0193 ± 0.0004 | 1.52 ± 0.08 | 7.0 ± 0.2 | 980 |
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| Synthetic | |||||
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| h3 | |||||
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| Early | –0.006 ± 0.002 | 0.026 ± 0.001 | 0.166 ± 0.150 | 1.652 ± 0.300 | 267 |
| Late | –0.007 ± 0.001 | 0.042 ± 0.001 | –0.443 ± 0.058 | 5.716 ± 0.116 | 1788 |
| E | –0.009 ± 0.003 | 0.023 ± 0.002 | 0.271 ± 0.267 | 2.554 ± 0.535 | 84 |
| S0 | –0.003 ± 0.002 | 0.028 ± 0.001 | 0.044 ± 0.181 | 1.239 ± 0.362 | 183 |
| Sab | –0.007 ± 0.001 | 0.037 ± 0.001 | –0.193 ± 0.084 | 3.835 ± 0.167 | 859 |
| Scd | –0.007 ± 0.002 | 0.051 ± 0.001 | –0.574 ± 0.080 | 5.206 ± 0.161 | 929 |
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| h4 | |||||
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| Early | 0.024 ± 0.003 | 0.041 ± 0.002 | –0.093 ± 0.150 | 4.655 ± 0.300 | 267 |
| Late | –0.019 ± 0.002 | 0.077 ± 0.001 | –1.378 ± 0.058 | 2.488 ± 0.116 | 1788 |
| E | 0.031 ± 0.004 | 0.036 ± 0.003 | 0.816 ± 0.267 | 4.866 ± 0.535 | 84 |
| S0 | 0.020 ± 0.003 | 0.044 ± 0.002 | –0.338 ± 0.181 | 4.130 ± 0.362 | 183 |
| Sab | –0.002 ± 0.002 | 0.061 ± 0.001 | –1.503 ± 0.084 | 5.164 ± 0.167 | 859 |
| Scd | –0.044 ± 0.003 | 0.092 ± 0.002 | –0.951 ± 0.080 | 0.483 ± 0.161 | 929 |
Notes. The number of object per type is given in the last column, “N”.
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