LEDA 932165
Observation
| Spectrum ID | 12151071_sp1 |
|---|---|
| Alt name | g0042098-135153 |
| z | 0.0904 |
| RA, Dec | 10.5409, -13.8647 |
| MJD | 60224.6 |
| SNR/Å B/R | 10.0/15.8 |
| Obs Airmass | 1.06 |
| SMSS ID | 12151071 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 17.3 ± 0.1 |
| 2MASS Kext | 13.8 ± 0.2 |
AGN Properties
| Spectrum Type | Sy 1.2 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.018 |
| Power law αν | -1.08 ± 0.30 |
| log L5100,AGN | 43.07 ± 0.05 |
| log HβBr/[O III] | 0.36 ± 0.09 |
| log ML5100/M☉ | 7.78 ± 0.11 |
| log MHα/M☉ | 6.98 ± 0.05 |
| log MHβ/M☉ | 7.62 ± 0.12 |
| log M[O III]/M☉ | 7.56 ± 0.12 |
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 | 39.47 ± 0.39 | 391 ± 66 | 377 ± 66 | 1.08 ± 1.06 |
| Hγ Broad | 40.12 ± 0.18 | 1309 ± 153 | 491 ± 59 | 4.44 ± 1.18 |
| [O III] 4364 | — | — | — | — |
| He II Narrow | — | — | — | — |
| He II Broad | 39.95 ± 0.23 | 1183 ± 63 | 502 ± 25 | 3.57 ± 1.04 |
| Hβ Narrow | 40.09 ± 0.14 | 391 ± 66 | 378 ± 66 | 5.14 ± 1.21 |
| Hβ Broad | 40.90 ± 0.06 | 4359 ± 540 | 1681 ± 142 | 32.60 ± 2.34 |
| [O III] 5007 | 40.54 ± 0.06 | 391 ± 66 | 378 ± 66 | 14.72 ± 1.26 |
| He I Narrow | 39.05 ± 0.45 | 358 ± 63 | 151 ± 25 | 0.56 ± 0.46 |
| He I Broad | 40.19 ± 0.16 | 3204 ± 63 | 1360 ± 25 | 7.61 ± 1.59 |
| [O I] 6300 | 39.53 ± 0.26 | 358 ± 63 | 151 ± 25 | 1.80 ± 0.70 |
| Hα Narrow | 40.69 ± 0.02 | 358 ± 63 | 151 ± 25 | 26.57 ± 0.59 |
| Hα Broad | 41.38 ± 0.02 | 2679 ± 139 | 1264 ± 36 | 130.15 ± 2.28 |
| [N II] 6585 | 40.41 ± 0.04 | 358 ± 63 | 151 ± 25 | 14.09 ± 0.60 |
| [S II] 6718 | 40.08 ± 0.06 | 358 ± 63 | 151 ± 25 | 6.73 ± 0.82 |
| [S II] 6732 | 40.03 ± 0.09 | 358 ± 63 | 151 ± 25 | 5.98 ± 0.74 |
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 | 5.59 |
|---|---|
| Hβ Broad SNR | 1.75 |
| Hγ Broad SNR | 1.03 |
| AGN frac | 0.44 |
| Host frac | 0.56 |
| log L5100,Host | 43.18 |
| Fe II/Hβ | 0.36 |
| Fe II/[O III] | 0.81 |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 1 |
balmer | 1 |
balmer_snr | 2 |
hb_width | 0 |
balmer_width | 0 |
Hα mass estimates from Cho+2023. Remaining mass estimates from R–L relations in Wang & Woo 2024 and zero-points from Amrutha+2026.