LEDA 3095849
Observation
| Spectrum ID | 89191150_sp1 |
|---|---|
| Alt name | g0902336-070004 |
| z | 0.0898 |
| RA, Dec | 135.6399, -7.0012 |
| MJD | 60082.37 |
| SNR/Å B/R | 9.0/10.5 |
| Obs Airmass | 1.16 |
| SMSS ID | 89191150 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 17.2 ± 0.1 |
| 2MASS Kext | 13.5 ± 0.2 |
AGN Properties
| Spectrum Type | Sy 1.2 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.031 |
| Power law αν | 0.35 ± 0.12 |
| log L5100,AGN | 43.46 ± 0.02 |
| log HβBr/[O III] | 0.54 ± 0.03 |
| log ML5100/M☉ | 7.45 ± 0.05 |
| log MHα/M☉ | 7.27 ± 0.04 |
| log MHβ/M☉ | 7.54 ± 0.05 |
| log M[O III]/M☉ | 7.44 ± 0.05 |
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 | 39.88 ± 0.38 | 312 ± 64 | 472 ± 32 | 0.92 ± 0.73 |
| Hγ Broad | 41.33 ± 0.03 | 1988 ± 218 | 803 ± 61 | 26.58 ± 1.07 |
| [O III] 4364 | 39.66 ± 0.38 | 294 ± 63 | 123 ± 25 | 0.56 ± 0.41 |
| He II Narrow | 39.58 ± 0.37 | 294 ± 63 | 123 ± 25 | 0.55 ± 0.33 |
| He II Broad | 40.91 ± 0.08 | 1977 ± 377 | 839 ± 160 | 11.10 ± 0.91 |
| Hβ Narrow | 40.53 ± 0.11 | 312 ± 64 | 473 ± 32 | 5.37 ± 0.83 |
| Hβ Broad | 41.86 ± 0.02 | 2441 ± 134 | 1264 ± 111 | 113.03 ± 2.08 |
| [O III] 5007 | 41.32 ± 0.02 | 312 ± 64 | 473 ± 32 | 35.67 ± 1.06 |
| He I Narrow | 39.62 ± 0.26 | 294 ± 63 | 123 ± 25 | 1.04 ± 0.40 |
| He I Broad | 41.02 ± 0.04 | 2374 ± 215 | 1008 ± 91 | 25.01 ± 1.35 |
| [O I] 6300 | 39.84 ± 0.22 | 294 ± 63 | 123 ± 25 | 1.99 ± 0.65 |
| Hα Narrow | 40.97 ± 0.03 | 294 ± 63 | 123 ± 25 | 30.16 ± 0.71 |
| Hα Broad | 42.24 ± 0.01 | 2043 ± 88 | 964 ± 61 | 561.63 ± 3.56 |
| [N II] 6585 | 40.77 ± 0.05 | 294 ± 63 | 123 ± 25 | 19.24 ± 0.70 |
| [S II] 6718 | 40.16 ± 0.10 | 294 ± 63 | 123 ± 25 | 4.88 ± 0.94 |
| [S II] 6732 | 40.11 ± 0.09 | 294 ± 63 | 123 ± 25 | 4.37 ± 0.94 |
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 | 26.77 |
|---|---|
| Hβ Broad SNR | 11.81 |
| Hγ Broad SNR | 5.59 |
| AGN frac | 0.72 |
| Host frac | 0.28 |
| log L5100,Host | 43.05 |
| Fe II/Hβ | 0.61 |
| Fe II/[O III] | 2.08 |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 2 |
balmer | 0 |
balmer_snr | 0 |
hb_width | 1 |
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.