6dFGS gJ010227.0-510148
Observation
| Spectrum ID | 503842479_sp1 |
|---|---|
| Alt name | g0102270-510148 |
| z | 0.0704 |
| RA, Dec | 15.6124, -51.0301 |
| MJD | 60164.74 |
| SNR/Å B/R | 12.8/24.6 |
| Obs Airmass | 1.06 |
| SMSS ID | 503842479 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 16.5 ± 0.0 |
| 2MASS Kext | 12.5 ± 0.1 |
AGN Properties
| Spectrum Type | Bad |
|---|---|
| Quality Flag | bad_blue |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.009 |
| Power law αν | -1.97 ± 0.03 |
| log L5100,AGN | 43.03 ± 0.02 |
| log HβBr/[O III] | — |
| log ML5100/M☉ | — |
| log MHα/M☉ | 6.69 ± 0.05 |
| 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 | — | — | — | — |
| Hγ Broad | — | — | — | — |
| [O III] 4364 | — | — | — | — |
| He II Narrow | 39.30 ± 0.38 | 397 ± 62 | 167 ± 25 | 0.93 ± 0.59 |
| He II Broad | — | — | — | — |
| Hβ Narrow | 40.06 ± 0.11 | 420 ± 63 | 340 ± 48 | 5.53 ± 1.16 |
| Hβ Broad | — | — | — | — |
| [O III] 5007 | 40.77 ± 0.03 | 420 ± 63 | 340 ± 48 | 27.78 ± 1.25 |
| He I Narrow | — | — | — | — |
| He I Broad | — | — | — | — |
| [O I] 6300 | 39.68 ± 0.11 | 397 ± 62 | 167 ± 25 | 2.30 ± 0.38 |
| Hα Narrow | 40.83 ± 0.01 | 397 ± 62 | 167 ± 25 | 32.12 ± 0.44 |
| Hα Broad | 41.09 ± 0.03 | 2340 ± 76 | 1109 ± 60 | 58.59 ± 1.67 |
| [N II] 6585 | 40.75 ± 0.01 | 397 ± 62 | 167 ± 25 | 26.58 ± 0.43 |
| [S II] 6718 | 40.27 ± 0.04 | 397 ± 62 | 167 ± 25 | 8.85 ± 0.44 |
| [S II] 6732 | 40.16 ± 0.04 | 397 ± 62 | 167 ± 25 | 6.81 ± 0.42 |
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 | 3.58 |
|---|---|
| Hβ Broad SNR | 0.15 |
| Hγ Broad SNR | 0.00 |
| AGN frac | 0.33 |
| Host frac | 0.67 |
| log L5100,Host | 43.34 |
| Fe II/Hβ | — |
| Fe II/[O III] | — |
Quality flags
spurious_hab/hbb | 0.0/1 |
|---|---|
l5100 | 1 |
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.