NVSS J101248-264430
Observation
| Spectrum ID | 82087972_sp1 |
|---|---|
| Alt name | g1012482-264431 |
| z | 0.0447 |
| RA, Dec | 153.2010, -26.7420 |
| MJD | 59350.36 |
| SNR/Å B/R | 10.9/27.2 |
| Obs Airmass | 1.00 |
| SMSS ID | 82087972 |
| Closest SMSS | None (< 15") |
| SMSS Mean r6"ap | 15.9 ± 0.4 |
| 2MASS Kext | 11.8 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.056 |
| Power law αν | -1.06 ± 0.31 |
| log L5100,AGN | 42.89 ± 0.05 |
| log HβBr/[O III] | -0.06 ± 0.04 |
| log ML5100/M☉ | 7.76 ± 0.04 |
| log MHα/M☉ | 7.49 ± 0.02 |
| log MHβ/M☉ | 7.68 ± 0.05 |
| log M[O III]/M☉ | 7.83 ± 0.04 |
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 | 39.62 ± 0.21 | 480 ± 63 | 203 ± 25 | 2.36 ± 0.72 |
| He II Narrow | 39.30 ± 0.37 | 480 ± 63 | 203 ± 25 | 1.23 ± 0.67 |
| He II Broad | 39.88 ± 0.25 | 2099 ± 75 | 891 ± 30 | 4.60 ± 1.42 |
| Hβ Narrow | 39.93 ± 0.15 | 642 ± 67 | 378 ± 27 | 5.44 ± 0.96 |
| Hβ Broad | 40.91 ± 0.04 | 4660 ± 134 | 1647 ± 35 | 50.96 ± 2.12 |
| [O III] 5007 | 40.97 ± 0.01 | 642 ± 67 | 378 ± 27 | 60.17 ± 1.04 |
| He I Narrow | 38.80 ± 0.43 | 480 ± 63 | 203 ± 25 | 0.48 ± 0.42 |
| He I Broad | 40.50 ± 0.06 | 6997 ± 71 | 2971 ± 29 | 24.01 ± 1.78 |
| [O I] 6300 | 40.16 ± 0.03 | 480 ± 63 | 203 ± 25 | 11.66 ± 0.49 |
| Hα Narrow | 40.63 ± 0.02 | 480 ± 63 | 203 ± 25 | 36.19 ± 0.64 |
| Hα Broad | 41.71 ± 0.01 | 3797 ± 89 | 1933 ± 25 | 437.35 ± 2.08 |
| [N II] 6585 | 40.65 ± 0.02 | 480 ± 63 | 203 ± 25 | 37.20 ± 0.70 |
| [S II] 6718 | 40.35 ± 0.02 | 480 ± 63 | 203 ± 25 | 19.32 ± 0.53 |
| [S II] 6732 | 40.28 ± 0.02 | 480 ± 63 | 203 ± 25 | 16.35 ± 0.53 |
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 | 12.34 |
|---|---|
| Hβ Broad SNR | 2.64 |
| Hγ Broad SNR | 0.44 |
| AGN frac | 0.36 |
| Host frac | 0.65 |
| log L5100,Host | 43.14 |
| Fe II/Hβ | — |
| Fe II/[O III] | — |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 1 |
balmer | 1 |
balmer_snr | 2 |
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.