LEDA 3080580
Observation
| Spectrum ID | 22352669_sp1 |
|---|---|
| Alt name | g0413071-005017 |
| z | 0.0398 |
| RA, Dec | 63.2796, -0.8380 |
| MJD | 60939.76 |
| SNR/Å B/R | 13.8/29.0 |
| Obs Airmass | 1.16 |
| SMSS ID | 22352669 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 15.9 ± 0.0 |
| 2MASS Kext | 11.7 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5+ |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.120 |
| Power law αν | -1.96 ± 0.05 |
| log L5100,AGN | 41.73 ± 0.42 |
| log HβBr/[O III] | <-0.46 |
| log ML5100/M☉ | — |
| log MHα/M☉ | 6.26 ± 0.10 |
| 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 | 39.03 ± 0.41 | 244 ± 62 | 101 ± 25 | 10.36 ± 6.60 |
| He II Broad | — | — | — | — |
| Hβ Narrow | 39.67 ± 0.11 | 242 ± 62 | 138 ± 39 | 44.46 ± 13.85 |
| Hβ Broad | <40.12 | — | — | — |
| [O III] 5007 | 40.57 ± 0.02 | 242 ± 62 | 138 ± 39 | 356.67 ± 14.48 |
| He I Narrow | — | — | — | — |
| He I Broad | 39.68 ± 0.17 | 1406 ± 62 | 597 ± 25 | 46.29 ± 9.70 |
| [O I] 6300 | 39.54 ± 0.13 | 244 ± 62 | 101 ± 25 | 33.75 ± 4.83 |
| Hα Narrow | 40.12 ± 0.04 | 244 ± 62 | 101 ± 25 | 128.51 ± 4.96 |
| Hα Broad | 40.82 ± 0.02 | 1721 ± 163 | 835 ± 26 | 640.42 ± 16.11 |
| [N II] 6585 | 40.28 ± 0.02 | 244 ± 62 | 101 ± 25 | 183.31 ± 4.78 |
| [S II] 6718 | 39.83 ± 0.04 | 244 ± 62 | 101 ± 25 | 65.28 ± 4.46 |
| [S II] 6732 | 39.86 ± 0.04 | 244 ± 62 | 101 ± 25 | 71.10 ± 4.09 |
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 | 3.62 |
|---|---|
| Hβ Broad SNR | 0.69 |
| Hγ Broad SNR | 0.00 |
| AGN frac | 0.02 |
| Host frac | 0.98 |
| log L5100,Host | 43.37 |
| Fe II/Hβ | — |
| Fe II/[O III] | — |
Quality flags
spurious_hab/hbb | 0.0/1 |
|---|---|
l5100 | 2 |
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.