MCG-02-59-006
Observation
| Spectrum ID | 7833259_sp1 |
|---|---|
| Alt name | g2313572-113019 |
| z | 0.0756 |
| RA, Dec | 348.4881, -11.5052 |
| MJD | 60178.59 |
| SNR/Å B/R | 13.7/21.9 |
| Obs Airmass | 1.11 |
| SMSS ID | 7833259 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 16.7 ± 0.1 |
| 2MASS Kext | 11.9 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.031 |
| Power law αν | 0.43 ± 0.06 |
| log L5100,AGN | 43.06 ± 0.03 |
| log HβBr/[O III] | 0.14 ± 0.29 |
| log ML5100/M☉ | 7.32 ± 0.03 |
| log MHα/M☉ | 6.78 ± 0.04 |
| log MHβ/M☉ | 7.26 ± 0.14 |
| log M[O III]/M☉ | 7.33 ± 0.03 |
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 ± 0.17 | 454 ± 64 | 376 ± 35 | 3.17 ± 0.88 |
| Hγ Broad | 40.81 ± 0.07 | 3279 ± 273 | 1177 ± 43 | 19.04 ± 1.43 |
| [O III] 4364 | 39.61 ± 0.29 | 413 ± 63 | 175 ± 25 | 1.24 ± 0.48 |
| He II Narrow | 39.59 ± 0.25 | 413 ± 63 | 175 ± 25 | 1.39 ± 0.49 |
| He II Broad | — | — | — | — |
| Hβ Narrow | 40.25 ± 0.10 | 454 ± 64 | 377 ± 35 | 6.93 ± 1.07 |
| Hβ Broad | 41.13 +0.54−0.03 | 2571 ± 48 | 940 ± 26 | 53.61 ± 1.51 |
| [O III] 5007 | 41.00 ± 0.02 | 454 ± 64 | 377 ± 35 | 41.90 ± 1.19 |
| He I Narrow | 39.54 ± 0.19 | 413 ± 63 | 175 ± 25 | 2.15 ± 0.66 |
| He I Broad | 40.95 ± 0.03 | 5116 ± 71 | 2172 ± 29 | 54.73 ± 2.23 |
| [O I] 6300 | 39.07 ± 0.40 | 413 ± 63 | 175 ± 25 | 0.86 ± 0.65 |
| Hα Narrow | 40.71 ± 0.03 | 413 ± 63 | 175 ± 25 | 41.80 ± 0.98 |
| Hα Broad | 41.73 ± 0.01 | 1655 ± 70 | 869 ± 25 | 440.90 ± 2.39 |
| [N II] 6585 | 40.88 ± 0.02 | 413 ± 63 | 175 ± 25 | 62.77 ± 0.93 |
| [S II] 6718 | 40.27 ± 0.04 | 413 ± 63 | 175 ± 25 | 15.83 ± 0.97 |
| [S II] 6732 | 40.24 ± 0.06 | 413 ± 63 | 175 ± 25 | 14.98 ± 1.13 |
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 | 19.84 |
|---|---|
| Hβ Broad SNR | 5.34 |
| Hγ Broad SNR | 2.25 |
| AGN frac | 0.36 |
| Host frac | 0.64 |
| log L5100,Host | 43.32 |
| Fe II/Hβ | — |
| Fe II/[O III] | — |
Quality flags
spurious_hab/hbb | 0.0/2 |
|---|---|
l5100 | 2 |
balmer | 0 |
balmer_snr | 1 |
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.