FRL 788
Observation
| Spectrum ID | 501814955_sp2 |
|---|---|
| Alt name | g0503011-482201 |
| z | 0.0359 |
| RA, Dec | 75.7543, -48.3669 |
| MJD | 60585.75 |
| SNR/Å B/R | 14.7/32.1 |
| Obs Airmass | 1.05 |
| SMSS ID | 501814955 |
| Closest SMSS | 8.52'', 501824986 |
| SMSS Mean r6"ap | 15.9 ± 0.0 |
| 2MASS Kext | 11.8 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.010 |
| Power law αν | -0.68 ± 0.34 |
| log L5100,AGN | 40.54 ± 0.65 |
| log HβBr/[O III] | -0.47 ± 0.14 |
| log ML5100/M☉ | 5.57 ± 0.29 |
| log MHα/M☉ | 6.73 ± 0.14 |
| log MHβ/M☉ | 5.92 ± 0.10 |
| log M[O III]/M☉ | 6.23 ± 0.07 |
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 | — | — | — | — |
| He II Broad | 38.96 ± 0.47 | 1406 ± 62 | 597 ± 25 | 119.82 ± 119.66 |
| Hβ Narrow | 39.50 ± 0.11 | 301 ± 63 | 294 ± 57 | 435.74 ± 101.27 |
| Hβ Broad | 39.62 ± 0.13 | 1199 ± 31 | 191 ± 25 | 528.26 ± 104.40 |
| [O III] 5007 | 40.09 ± 0.05 | 301 ± 63 | 294 ± 57 | 1765.13 ± 116.40 |
| He I Narrow | — | — | — | — |
| He I Broad | 39.48 ± 0.23 | 3607 ± 62 | 1532 ± 25 | 532.95 ± 153.62 |
| [O I] 6300 | 39.10 ± 0.14 | 295 ± 62 | 122 ± 25 | 243.99 ± 46.96 |
| Hα Narrow | 39.87 ± 0.03 | 295 ± 62 | 122 ± 25 | 1507.58 ± 49.41 |
| Hα Broad | 40.72 ± 0.02 | 3195 ± 452 | 1795 ± 38 | 10742.90 ± 231.56 |
| [N II] 6585 | 40.04 ± 0.02 | 295 ± 62 | 122 ± 25 | 2230.52 ± 56.54 |
| [S II] 6718 | 39.64 ± 0.04 | 295 ± 62 | 122 ± 25 | 924.26 ± 54.13 |
| [S II] 6732 | 39.68 ± 0.04 | 295 ± 62 | 122 ± 25 | 1013.06 ± 55.08 |
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 | 2.97 |
|---|---|
| Hβ Broad SNR | 1.06 |
| Hγ Broad SNR | 0.00 |
| AGN frac | 0.00 |
| Host frac | 1.00 |
| log L5100,Host | 43.13 |
| Fe II/Hβ | — |
| Fe II/[O III] | — |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 2 |
balmer | 1 |
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.