LEDA 76235
Observation
| Spectrum ID | 33320416_sp1 |
|---|---|
| Alt name | g0654171-264838 |
| z | 0.0402 |
| RA, Dec | 103.5712, -26.8104 |
| MJD | 60266.71 |
| SNR/Å B/R | 12.6/23.7 |
| Obs Airmass | 1.00 |
| SMSS ID | 33320416 |
| Closest SMSS | 12.29'', 33320415 |
| SMSS Mean r6"ap | 16.0 ± 0.2 |
| 2MASS Kext | 11.3 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.165 |
| Power law αν | 0.47 ± 0.03 |
| log L5100,AGN | 42.97 ± 0.02 |
| log HβBr/[O III] | 0.19 ± 0.05 |
| log ML5100/M☉ | 7.65 ± 0.09 |
| log MHα/M☉ | 7.35 ± 0.03 |
| log MHβ/M☉ | 7.58 ± 0.10 |
| log M[O III]/M☉ | 7.61 ± 0.10 |
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 | 39.92 ± 0.23 | 376 ± 63 | 407 ± 31 | 3.05 ± 1.08 |
| Hγ Broad | — | — | — | — |
| [O III] 4364 | 39.71 ± 0.21 | 328 ± 63 | 139 ± 25 | 1.92 ± 0.59 |
| He II Narrow | — | — | — | — |
| He II Broad | 40.28 ± 0.15 | 2827 ± 64 | 1201 ± 26 | 8.47 ± 1.72 |
| Hβ Narrow | 40.01 ± 0.18 | 376 ± 63 | 407 ± 31 | 4.97 ± 1.03 |
| Hβ Broad | 41.01 ± 0.04 | 3939 ± 411 | 1579 ± 38 | 48.83 ± 2.14 |
| [O III] 5007 | 40.81 ± 0.03 | 376 ± 63 | 407 ± 31 | 33.89 ± 1.16 |
| He I Narrow | 39.55 ± 0.18 | 328 ± 63 | 139 ± 25 | 2.74 ± 0.59 |
| He I Broad | 40.42 ± 0.08 | 4198 ± 64 | 1783 ± 26 | 20.82 ± 2.12 |
| [O I] 6300 | 39.32 ± 0.25 | 328 ± 63 | 139 ± 25 | 1.94 ± 0.75 |
| Hα Narrow | 40.53 ± 0.02 | 328 ± 63 | 139 ± 25 | 34.72 ± 0.94 |
| Hα Broad | 41.59 ± 0.01 | 3529 ± 75 | 1313 ± 25 | 398.66 ± 2.82 |
| [N II] 6585 | 40.60 ± 0.02 | 328 ± 63 | 139 ± 25 | 41.42 ± 0.96 |
| [S II] 6718 | 40.10 ± 0.04 | 328 ± 63 | 139 ± 25 | 13.81 ± 0.83 |
| [S II] 6732 | 40.04 ± 0.05 | 328 ± 63 | 139 ± 25 | 11.87 ± 0.81 |
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 | 8.52 |
|---|---|
| Hβ Broad SNR | 2.66 |
| Hγ Broad SNR | 0.71 |
| AGN frac | 0.30 |
| Host frac | 0.70 |
| log L5100,Host | 43.33 |
| Fe II/Hβ | 1.47 |
| Fe II/[O III] | 2.26 |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 2 |
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.