LEDA 3707147
Observation
| Spectrum ID | 32652446_sp1 |
|---|---|
| Alt name | g0605490-275440 |
| z | 0.0891 |
| RA, Dec | 91.4541, -27.9112 |
| MJD | 59668.42 |
| SNR/Å B/R | 11.1/18.5 |
| Obs Airmass | 1.17 |
| SMSS ID | 32652446 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 16.5 ± 0.4 |
| 2MASS Kext | 12.2 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.026 |
| Power law αν | -0.39 ± 0.20 |
| log L5100,AGN | 43.88 ± 0.02 |
| log HβBr/[O III] | 0.27 ± 0.01 |
| log ML5100/M☉ | 8.27 ± 0.04 |
| log MHα/M☉ | 8.27 ± 0.04 |
| log MHβ/M☉ | 8.44 ± 0.04 |
| log M[O III]/M☉ | 8.49 ± 0.04 |
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 | 40.72 ± 0.11 | 364 ± 63 | 189 ± 25 | 2.75 ± 0.36 |
| Hγ Broad | 41.65 ± 0.04 | 3917 ± 344 | 1478 ± 54 | 23.00 ± 1.09 |
| [O III] 4364 | 40.32 ± 0.21 | 360 ± 63 | 152 ± 25 | 1.09 ± 0.31 |
| He II Narrow | 40.40 ± 0.16 | 360 ± 63 | 152 ± 25 | 1.46 ± 0.31 |
| He II Broad | 41.23 ± 0.08 | 3450 ± 108 | 1465 ± 45 | 10.20 ± 0.99 |
| Hβ Narrow | 41.13 ± 0.04 | 364 ± 63 | 189 ± 25 | 8.35 ± 0.41 |
| Hβ Broad | 42.42 ± 0.01 | 5102 ± 207 | 4209 ± 72 | 167.46 ± 2.35 |
| [O III] 5007 | 42.15 ± 0.01 | 364 ± 63 | 189 ± 25 | 92.86 ± 0.49 |
| He I Narrow | 40.19 ± 0.14 | 360 ± 63 | 152 ± 25 | 1.33 ± 0.24 |
| He I Broad | 41.59 ± 0.02 | 5195 ± 126 | 2206 ± 53 | 33.12 ± 0.98 |
| [O I] 6300 | 41.10 ± 0.02 | 360 ± 63 | 152 ± 25 | 11.82 ± 0.35 |
| Hα Narrow | 41.69 ± 0.01 | 360 ± 63 | 152 ± 25 | 50.04 ± 0.43 |
| Hα Broad | 42.84 ± 0.01 | 4241 ± 71 | 2052 ± 26 | 710.20 ± 2.14 |
| [N II] 6585 | 41.73 ± 0.01 | 360 ± 63 | 152 ± 25 | 55.07 ± 0.47 |
| [S II] 6718 | 41.31 ± 0.01 | 360 ± 63 | 152 ± 25 | 21.47 ± 0.44 |
| [S II] 6732 | 41.21 ± 0.02 | 360 ± 63 | 152 ± 25 | 17.09 ± 0.45 |
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 | 27.96 |
|---|---|
| Hβ Broad SNR | 8.90 |
| Hγ Broad SNR | 3.44 |
| AGN frac | 0.78 |
| Host frac | 0.22 |
| log L5100,Host | 43.32 |
| Fe II/Hβ | 0.19 |
| Fe II/[O III] | 0.36 |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 0 |
balmer | 0 |
balmer_snr | 0 |
hb_width | 2 |
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.