LEDA 680725
Observation
| Spectrum ID | 32348507_sp1 |
|---|---|
| Alt name | g0643001-330715 |
| z | 0.0932 |
| RA, Dec | 100.7504, -33.1207 |
| MJD | 60352.49 |
| SNR/Å B/R | 10.7/14.3 |
| Obs Airmass | 1.01 |
| SMSS ID | 32348507 |
| Closest SMSS | 11.93'', 32348506 |
| SMSS Mean r6"ap | 17.2 ± 0.1 |
| 2MASS Kext | 12.7 ± 0.2 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.084 |
| Power law αν | 0.36 ± 0.15 |
| log L5100,AGN | 42.81 ± 0.06 |
| log HβBr/[O III] | 0.26 ± 0.02 |
| log ML5100/M☉ | 7.01 ± 0.10 |
| log MHα/M☉ | 7.15 ± 0.03 |
| log MHβ/M☉ | 7.17 ± 0.10 |
| log M[O III]/M☉ | 7.19 ± 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 | 39.37 ± 0.44 | 282 ± 63 | 142 ± 26 | 1.26 ± 1.17 |
| Hγ Broad | 40.89 ± 0.05 | 1886 ± 87 | 633 ± 25 | 40.45 ± 5.55 |
| [O III] 4364 | 39.70 ± 0.24 | 272 ± 63 | 115 ± 25 | 2.70 ± 0.95 |
| He II Narrow | 39.71 ± 0.23 | 272 ± 63 | 115 ± 25 | 3.27 ± 1.03 |
| He II Broad | — | — | — | — |
| Hβ Narrow | 40.17 ± 0.10 | 282 ± 63 | 142 ± 26 | 10.33 ± 1.32 |
| Hβ Broad | 41.38 ± 0.02 | 2029 ± 212 | 1065 ± 32 | 165.92 ± 4.49 |
| [O III] 5007 | 41.12 ± 0.01 | 282 ± 63 | 142 ± 26 | 99.38 ± 1.59 |
| He I Narrow | — | — | — | — |
| He I Broad | 40.79 ± 0.06 | 2968 ± 80 | 1260 ± 33 | 67.39 ± 5.53 |
| [O I] 6300 | 39.29 ± 0.41 | 272 ± 63 | 115 ± 25 | 2.53 ± 1.99 |
| Hα Narrow | 40.68 ± 0.04 | 272 ± 63 | 115 ± 25 | 68.70 ± 2.91 |
| Hα Broad | 42.00 ± 0.01 | 2098 ± 73 | 1077 ± 25 | 1429.35 ± 10.36 |
| [N II] 6585 | 40.71 ± 0.03 | 272 ± 63 | 115 ± 25 | 74.31 ± 3.08 |
| [S II] 6718 | 40.16 ± 0.08 | 272 ± 63 | 115 ± 25 | 21.70 ± 2.74 |
| [S II] 6732 | 40.16 ± 0.09 | 272 ± 63 | 115 ± 25 | 22.12 ± 2.71 |
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 | 18.66 |
|---|---|
| Hβ Broad SNR | 6.25 |
| Hγ Broad SNR | 2.94 |
| AGN frac | 0.16 |
| Host frac | 0.84 |
| log L5100,Host | 43.52 |
| Fe II/Hβ | 0.67 |
| Fe II/[O III] | 1.20 |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 2 |
balmer | 0 |
balmer_snr | 1 |
hb_width | 1 |
balmer_width | 1 |
Hα mass estimates from Cho+2023. Remaining mass estimates from R–L relations in Wang & Woo 2024 and zero-points from Amrutha+2026.