IRAS 05563-3820
Observation
| Spectrum ID | 19080000_sp1 |
|---|---|
| Alt name | IRAS 05563-3820 |
| z | 0.0336 |
| RA, Dec | 89.5086, -38.3346 |
| MJD | 59492.78 |
| SNR/Å B/R | 11.2/24.5 |
| Obs Airmass | 1.01 |
| SMSS ID | 19080000 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 14.7 ± 0.1 |
| 2MASS Kext | 9.9 ± 0.0 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | PGC |
| MW E(B−V) | 0.038 |
| Power law αν | 0.49 ± 0.01 |
| log L5100,AGN | 43.24 ± 0.01 |
| log HβBr/[O III] | 0.19 ± 0.18 |
| log ML5100/M☉ | 7.37 ± 0.02 |
| log MHα/M☉ | 7.44 ± 0.03 |
| log MHβ/M☉ | 7.40 ± 0.10 |
| log M[O III]/M☉ | 7.45 ± 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 | 40.03 ± 0.32 | 598 ± 64 | 375 ± 27 | 2.12 ± 0.80 |
| Hγ Broad | 41.59 ± 0.03 | 2491 ± 226 | 3879 ± 86 | 76.29 ± 2.77 |
| [O III] 4364 | 40.03 ± 0.18 | 499 ± 63 | 211 ± 25 | 2.11 ± 0.54 |
| He II Narrow | 39.86 ± 0.21 | 499 ± 63 | 211 ± 25 | 1.72 ± 0.51 |
| He II Broad | — | — | — | — |
| Hβ Narrow | 40.71 ± 0.05 | 598 ± 64 | 375 ± 27 | 13.34 ± 0.78 |
| Hβ Broad | 41.50 +0.35−0.02 | 2477 ± 45 | 906 ± 25 | 82.03 ± 1.20 |
| [O III] 5007 | 41.31 ± 0.01 | 598 ± 64 | 375 ± 27 | 57.45 ± 0.82 |
| He I Narrow | 39.70 ± 0.17 | 499 ± 63 | 211 ± 25 | 2.06 ± 0.38 |
| He I Broad | 40.62 ± 0.04 | 2205 ± 83 | 936 ± 34 | 17.43 ± 0.83 |
| [O I] 6300 | 39.60 ± 0.20 | 499 ± 63 | 211 ± 25 | 1.95 ± 0.58 |
| Hα Narrow | 41.27 ± 0.02 | 499 ± 63 | 211 ± 25 | 101.92 ± 0.93 |
| Hα Broad | 42.48 ± 0.01 | 2093 ± 63 | 972 ± 25 | 1637.67 ± 2.45 |
| [N II] 6585 | 40.69 ± 0.03 | 499 ± 63 | 211 ± 25 | 26.80 ± 0.87 |
| [S II] 6718 | 40.46 ± 0.03 | 499 ± 63 | 211 ± 25 | 16.59 ± 0.85 |
| [S II] 6732 | 40.28 ± 0.05 | 499 ± 63 | 211 ± 25 | 11.07 ± 0.87 |
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 | 73.19 |
|---|---|
| Hβ Broad SNR | 10.15 |
| Hγ Broad SNR | 6.05 |
| AGN frac | 0.53 |
| Host frac | 0.47 |
| log L5100,Host | 43.20 |
| Fe II/Hβ | — |
| Fe II/[O III] | — |
Quality flags
spurious_hab/hbb | 0.0/2 |
|---|---|
l5100 | 2 |
balmer | 0 |
balmer_snr | 0 |
hb_width | 0 |
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.