2MASS J16161077-1014059
Observation
| Spectrum ID | 192188594_sp2 |
|---|---|
| Alt name | g1616108-101406 |
| z | 0.0767 |
| RA, Dec | 244.0449, -10.2350 |
| MJD | 59671.7 |
| SNR/Å B/R | 9.2/14.6 |
| Obs Airmass | 1.09 |
| SMSS ID | 192188594 |
| Closest SMSS | 13.95'', 192188595 |
| SMSS Mean r6"ap | 17.4 ± 0.1 |
| 2MASS Kext | 12.6 ± 0.1 |
AGN Properties
| Spectrum Type | Sy 1.5 |
|---|---|
| Quality Flag | good |
| AGN reference | 6dFGS |
| MW E(B−V) | 0.234 |
| Power law αν | -0.23 ± 0.32 |
| log L5100,AGN | 43.32 ± 0.05 |
| log HβBr/[O III] | 0.20 ± 0.02 |
| log ML5100/M☉ | 7.34 ± 0.07 |
| log MHα/M☉ | 7.11 ± 0.03 |
| log MHβ/M☉ | 7.43 ± 0.06 |
| log M[O III]/M☉ | 7.49 ± 0.06 |
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 | 40.09 ± 0.25 | 316 ± 63 | 326 ± 29 | 2.25 ± 1.00 |
| Hγ Broad | 41.19 ± 0.04 | 2475 ± 171 | 844 ± 43 | 28.66 ± 1.19 |
| [O III] 4364 | 39.93 ± 0.26 | 300 ± 63 | 127 ± 25 | 1.58 ± 0.48 |
| He II Narrow | 40.19 ± 0.10 | 300 ± 63 | 127 ± 25 | 3.29 ± 0.50 |
| He II Broad | 41.38 ± 0.06 | 15475 ± 275 | 6572 ± 116 | 50.81 ± 3.81 |
| Hβ Narrow | 40.55 ± 0.08 | 316 ± 63 | 326 ± 29 | 8.02 ± 1.13 |
| Hβ Broad | 41.70 ± 0.01 | 2312 ± 161 | 1196 ± 45 | 113.65 ± 2.03 |
| [O III] 5007 | 41.51 ± 0.01 | 316 ± 63 | 326 ± 29 | 76.54 ± 1.31 |
| He I Narrow | 39.21 ± 0.41 | 300 ± 63 | 127 ± 25 | 0.51 ± 0.43 |
| He I Broad | 40.53 ± 0.08 | 2053 ± 160 | 872 ± 67 | 10.72 ± 1.18 |
| [O I] 6300 | 39.49 ± 0.25 | 300 ± 63 | 127 ± 25 | 1.12 ± 0.45 |
| Hα Narrow | 40.86 ± 0.02 | 300 ± 63 | 127 ± 25 | 27.73 ± 0.64 |
| Hα Broad | 42.13 ± 0.01 | 1843 ± 66 | 850 ± 25 | 513.26 ± 2.08 |
| [N II] 6585 | 40.68 ± 0.03 | 300 ± 63 | 127 ± 25 | 18.50 ± 0.60 |
| [S II] 6718 | 40.38 ± 0.04 | 300 ± 63 | 127 ± 25 | 9.66 ± 0.75 |
| [S II] 6732 | 40.26 ± 0.06 | 300 ± 63 | 127 ± 25 | 7.33 ± 0.78 |
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 | 25.90 |
|---|---|
| Hβ Broad SNR | 10.04 |
| Hγ Broad SNR | 4.35 |
| AGN frac | 0.50 |
| Host frac | 0.50 |
| log L5100,Host | 43.31 |
| Fe II/Hβ | 0.50 |
| Fe II/[O III] | 0.78 |
Quality flags
spurious_hab/hbb | 0.0/0 |
|---|---|
l5100 | 0 |
balmer | 0 |
balmer_snr | 0 |
hb_width | 1 |
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.