LEDA 101651
Observation
| Spectrum ID | 8884648_sp1 |
|---|---|
| Alt name | LCRS B002322.3-421546 |
| z | 0.0925 |
| RA, Dec | 6.4575, -41.9859 |
| MJD | 60905.69 |
| SNR/Å B/R | 12.6/21.9 |
| Obs Airmass | 1.02 |
| SMSS ID | 8884648 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 16.2 ± 0.1 |
| 2MASS Kext | 11.8 ± 0.1 |
AGN Properties
| Spectrum Type | Bad |
|---|---|
| Quality Flag | bad_all |
| AGN reference | PGC |
| MW E(B−V) | 0.006 |
| Power law αν | 0.48 ± 0.02 |
| log L5100,AGN | 43.28 ± 0.02 |
| log HβBr/[O III] | — |
| log ML5100/M☉ | — |
| log MHα/M☉ | — |
| 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 | 39.75 ± 0.44 | 556 ± 62 | 235 ± 25 | 1.20 ± 1.04 |
| He II Broad | 41.68 ± 0.05 | 17661 ± 62 | 7500 ± 25 | 103.48 ± 6.60 |
| Hβ Narrow | 40.94 ± 0.08 | 608 ± 66 | 505 ± 41 | 20.78 ± 1.79 |
| Hβ Broad | — | — | — | — |
| [O III] 5007 | 41.09 ± 0.04 | 608 ± 66 | 505 ± 41 | 31.11 ± 2.04 |
| He I Narrow | — | — | — | — |
| He I Broad | — | — | — | — |
| [O I] 6300 | 40.51 ± 0.08 | 556 ± 62 | 235 ± 25 | 14.51 ± 1.57 |
| Hα Narrow | 41.69 ± 0.01 | 556 ± 62 | 235 ± 25 | 161.57 ± 1.78 |
| Hα Broad | — | — | — | — |
| [N II] 6585 | 41.40 ± 0.02 | 556 ± 62 | 235 ± 25 | 83.36 ± 1.73 |
| [S II] 6718 | 41.10 ± 0.02 | 556 ± 62 | 235 ± 25 | 65.75 ± 2.12 |
| [S II] 6732 | 40.92 ± 0.03 | 556 ± 62 | 235 ± 25 | 44.38 ± 2.10 |
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 | 0.00 |
|---|---|
| Hβ Broad SNR | 0.00 |
| Hγ Broad SNR | 0.00 |
| AGN frac | 0.21 |
| Host frac | 0.79 |
| log L5100,Host | 43.85 |
| Fe II/Hβ | — |
| Fe II/[O III] | 0.73 |
Quality flags
spurious_hab/hbb | 1.0/0 |
|---|---|
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.