6dFGS gJ091323.3-255925
Observation
| Spectrum ID | 80589899_sp1 |
|---|---|
| Alt name | g0913233-255925 |
| z | 0.0546 |
| RA, Dec | 138.3471, -25.9901 |
| MJD | 59731.36 |
| SNR/Å B/R | 8.8/19.8 |
| Obs Airmass | 1.11 |
| SMSS ID | 80589899 |
| Closest SMSS | 10.69'', 80589900 |
| SMSS Mean r6"ap | 16.9 ± 0.1 |
| 2MASS Kext | 12.8 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5+ |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.085 |
| Power law αν | -1.97 ± 0.03 |
| log L5100,AGN | 42.36 ± 0.11 |
| log HβBr/[O III] | <0.21 |
| log ML5100/M☉ | — |
| log MHα/M☉ | 6.94 ± 0.18 |
| log MHβ/M☉ | — |
| log M[O III]/M☉ | — |
Spatial extraction & sky subtraction region
Spaxel scale: 1 arcsec² — Flux units: erg s⁻¹ cm⁻² Å⁻¹
Apertures: object (solid), background (dashed)
Spectrum decomposition
Emission line measurements
| Line | log L (erg s⁻¹) | FWHM (km s⁻¹) | σ (km s⁻¹) | EW (Å) |
|---|---|---|---|---|
| Hγ Narrow | 39.08 ± 0.45 | 299 ± 63 | 117 ± 25 | 2.62 ± 2.48 |
| Hγ Broad | — | — | — | — |
| [O III] 4364 | — | — | — | — |
| He II Narrow | — | — | — | — |
| He II Broad | — | — | — | — |
| Hβ Narrow | 39.78 ± 0.12 | 299 ± 63 | 117 ± 25 | 13.24 ± 2.02 |
| Hβ Broad | <40.43 | — | — | — |
| [O III] 5007 | 40.22 ± 0.04 | 299 ± 63 | 117 ± 25 | 36.66 ± 1.99 |
| He I Narrow | — | — | — | — |
| He I Broad | — | — | — | — |
| [O I] 6300 | 39.17 ± 0.24 | 226 ± 62 | 95 ± 25 | 3.29 ± 0.98 |
| Hα Narrow | 40.00 ± 0.05 | 226 ± 62 | 95 ± 25 | 22.21 ± 1.21 |
| Hα Broad | 40.77 ± 0.04 | 3906 ± 816 | 1756 ± 49 | 130.15 ± 5.53 |
| [N II] 6585 | 40.08 ± 0.03 | 226 ± 62 | 95 ± 25 | 26.60 ± 1.22 |
| [S II] 6718 | 39.81 ± 0.06 | 226 ± 62 | 95 ± 25 | 14.58 ± 1.08 |
| [S II] 6732 | 39.54 ± 0.09 | 226 ± 62 | 95 ± 25 | 7.83 ± 1.05 |
All narrow line widths are tied to narrow [O III] 5007Å. [O III] 5007Å and narrow Hβ include a second narrow component not tied to other narrow lines.
Emission summary
| Hα Broad SNR | 1.36 |
|---|---|
| Hβ Broad SNR | 0.47 |
| Hγ Broad SNR | 0.00 |
| AGN frac | 0.12 |
| Host frac | 0.88 |
| log L5100,Host | 43.25 |
| Fe II/Hβ | — |
| Fe II/[O III] | — |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 2 |
balmer | 2 |
balmer_snr | 2 |
hb_width | 2 |
balmer_width | 2 |
Hα mass estimates from Cho+2023. Remaining mass estimates from R–L relations in Wang & Woo 2024 and zero-points from Amrutha+2026.