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Table 1
Structural properties of the stellar components in NGC 4371, as derived from the S4G image BUDDA fit.
| Photometric bulge | ||
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| Effective surface brightness | μe,b | 19.1 |
| Effective radius | re,b | 11.6 |
| Sérsic index | nb | 2.0 |
| Ellipticity | ϵb | 0.26 |
| Position angle | PAb | 91 |
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| Disc | ||
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| Inner central surface brightness | μ0,inn | 20.6 |
| Inner scale length | hinn | 49.7 |
| Ellipticity | ϵd | 0.48 |
| Position angle | PAd | 92 |
| Break radius | rbr | 156 |
| Outer central surface brightness | μ0,out | 19.5 |
| Outer scale length | hout | 36.5 |
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| Bar | ||
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| Semi-major axis | L bar | 34.8 |
| Sérsic index | n bar | 0.2 |
| Ellipticity | ϵ bar | 0.51 |
| Position angle | PAbar | 159 |
| Boxiness | c | 2.7 |
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| Luminosity/mass fractions | ||
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| Photometric bulge/total | B/T | 0.427 |
| Inner disc/total | Dinn/T | 0.437 |
| Outer disc/total | Dout/T | 0.056 |
| Bar/total | Bar/T | 0.077 |
| Central point source/total | PS/T | 0.003 |
Notes. Luminosity parameters are in units of 3.6 μm AB mag arcsec-2. Spatial measurements are in units of arcseconds. Position angles are in degrees from north eastwards. The fit also includes a central point source.
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