LEDA 1029293
Observation
| Spectrum ID | 169046541_sp1 |
|---|---|
| Alt name | g1522287-064441 |
| z | 0.0833 |
| RA, Dec | 230.6196, -6.7447 |
| MJD | 60080.58 |
| SNR/Å B/R | 14.8/17.8 |
| Obs Airmass | 1.10 |
| SMSS ID | 169046541 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 16.2 ± 0.1 |
| 2MASS Kext | 12.3 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.082 |
| Power law αν | -0.06 ± 0.13 |
| log L5100,AGN | 43.81 ± 0.02 |
| log HβBr/[O III] | 0.28 ± 0.02 |
| log ML5100/M☉ | 7.09 ± 0.02 |
| log MHα/M☉ | 7.11 ± 0.05 |
| log MHβ/M☉ | 7.11 ± 0.02 |
| log M[O III]/M☉ | 7.14 ± 0.02 |
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 | 40.99 ± 0.14 | 666 ± 66 | 505 ± 26 | 5.62 ± 0.46 |
| Hγ Broad | 41.50 ± 0.06 | 1287 ± 78 | 623 ± 88 | 18.41 ± 0.75 |
| [O III] 4364 | 40.26 ± 0.20 | 494 ± 64 | 209 ± 26 | 1.05 ± 0.28 |
| He II Narrow | 40.11 ± 0.21 | 494 ± 64 | 209 ± 26 | 0.86 ± 0.27 |
| He II Broad | 41.24 ± 0.08 | 7506 ± 308 | 3187 ± 130 | 11.69 ± 1.12 |
| Hβ Narrow | 41.41 ± 0.07 | 666 ± 66 | 505 ± 26 | 18.45 ± 0.54 |
| Hβ Broad | 42.04 ± 0.02 | 1353 ± 30 | 921 ± 36 | 78.42 ± 1.03 |
| [O III] 5007 | 41.75 ± 0.01 | 666 ± 66 | 505 ± 26 | 43.41 ± 0.64 |
| He I Narrow | 40.35 ± 0.14 | 494 ± 64 | 209 ± 26 | 2.31 ± 0.36 |
| He I Broad | 41.30 ± 0.03 | 2864 ± 136 | 1216 ± 57 | 21.00 ± 0.88 |
| [O I] 6300 | 40.56 ± 0.07 | 494 ± 64 | 209 ± 26 | 4.33 ± 0.42 |
| Hα Narrow | 41.73 ± 0.03 | 494 ± 64 | 209 ± 26 | 69.39 ± 0.61 |
| Hα Broad | 42.54 ± 0.01 | 1378 ± 66 | 716 ± 25 | 442.96 ± 1.41 |
| [N II] 6585 | 41.32 ± 0.02 | 494 ± 64 | 209 ± 26 | 27.04 ± 0.54 |
| [S II] 6718 | 40.91 ± 0.04 | 494 ± 64 | 209 ± 26 | 10.81 ± 0.62 |
| [S II] 6732 | 40.85 ± 0.03 | 494 ± 64 | 209 ± 26 | 9.60 ± 0.67 |
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 | 55.12 |
|---|---|
| Hβ Broad SNR | 21.02 |
| Hγ Broad SNR | 8.43 |
| AGN frac | 0.70 |
| Host frac | 0.30 |
| log L5100,Host | 43.45 |
| Fe II/Hβ | 1.00 |
| Fe II/[O III] | 1.91 |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 0 |
balmer | 0 |
balmer_snr | 0 |
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.