Open Access
Table 4
Summary of the information included in the released catalogue of classified nebulae.
| Identification | |
|---|---|
| index | Unique identification number of the region |
| gal_name | Name of the galaxy hosting the region |
| region_ID | Identification number of the region within the galaxy |
| DIST | Distance of the galaxy in Mpc(a) |
| Position and morphology | |
|---|---|
| ra | Right ascension of the Ha luminosity-weighted centre of the region |
| dec | Declination of the Ha luminosity-weighted centre of the region |
| deproj_dist | Deprojected distance from the nucleus of the galaxy (in arcsec)(a) |
| deproj_phi | Deprojected position angle (0–2p)(a) |
| region_area | Area of the region in pixels(b) |
| region_circ_rad | Circularised radius of the region in arcsec |
| Spectral properties lineid should be replaced with the line ID reported in Table 2 | |
|---|---|
| lineid_FLUX | Measured line flux in 10-20 erg cm-2 s-1 |
| lineid_FLUX_ERR | Measured line flux error in 10-20 erg cm-2 s-1 |
| lineid_SNR | S/N of the line |
| lineid_FLUX_DIG | DIG corrected line flux in 10-20 erg cm-2 s-1 |
| lineid_FLUX_ERR_DIG | DIG corrected line flux error in 10-20 erg cm-2 s-1 |
| lineid_SNR_DIG | S/N of the line after the DIG correction |
| L_HA | Ha luminosity in erg s-1 |
| L_HA_DIG | DIG corrected Ha luminosity in erg s-1 |
| Kinematics The kinematics is reported only for the Ha and [N II]?6584 lines. | |
|---|---|
| lineid_SIGMA | Velocity dispersion of the line in km s-1 (c) |
| lineid_SIGMA_ERR | Error on the velocity dispersion of the line in km s-1 |
| lineid_VEL | Velocity of the line in km s-1 |
| lineid_VEL_ERR | Error on the velocity of the line in km s-1 |
| Classification | |
|---|---|
| z_hii | Evidence of the H II region models |
| z_pn | Evidence of the PNe models |
| z_sh | Evidence of the shock models |
| p_hii | Probability of the H II region models |
| p_pn | Probability of the PNe models |
| p_sh | Probability of the shock models |
| c | Final classification |
| Extinction | |
|---|---|
| ebv | Balmer decrement E(B - V) from measured fluxes |
| ebv_dig | Balmer decrement E(B - V) from DIG corrected fluxes |
| ebv_sh | E(B - V) estimated by IZI using shock models |
| ebv_hii | E(B - V) estimated by IZI using H II region models |
| ebv_pn | E(B - V) estimated by IZI using PNe models |
Notes. (a)Distances from Anand et al. (2021), (b)pixel size: 0.2 arcsec pix−1, (c)corrected for instrumental broadening.
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