FRB 191001

Image from Heintz et al., 2020, ApJ, 903, 152
Summary
- Detected by: ASKAP-ICS
- FRB coordinates (RA, Dec): 21:33:24.37 -54:44:51.9 (J2000)
- Host coordinates (RA, Dec): 21:33:24.44 -54:44:54.7 (J2000)
- Redshift: 0.2340
- Observed DM: 507.9 pc cm-3
- Repeating: No
- References: Bhandari et al., 2020, ApJL, 901, 20;
Heintz et al., 2020, ApJ, 903, 152;
Mannings et al., 2020 (ArXiv: 2012.11617)
Host galaxy properties
Quantity | Measured value | Unit |
---|---|---|
Stellar mass | (4.64 ± 1.88) × 1010 | M⊙ |
Star-formation rate | 8.06 ± 2.42 | M⊙/yr |
Metallicity | 8.94 ± 0.05 | 12+log(O/H) |
E(B-V) | 0.27 ± 0.16 | mag |
Mass-weighted age | 639.7 | kpc |
Absolute r-band mag. | -22.13 ± 0.05 | mag |
u - r color (rest-frame) | 1.67 ± 0.19 | mag |
Half-light radius | 5.55 ± 0.03 | kpc |
FRB offset from galaxy center | 11.0 ± 0.5 | kpc |
ΣSFR (FRB) | < 0.014 | M⊙/yr/kpc2 |
ΣM⊙ (FRB) | 0.319 ± 0.007 | M⊙/kpc2 |
Emission line fluxes
Emission line | Measured value |
---|---|
Hα | 27.4 ± 0.3 |
Hβ | 5.01 ± 0.30 |
[OIII] λ 5007 | 3.62 ± 0.35 |
[NII] λ 6584 | 13.9 ± 0.2 |
Photometry
Telescope | Filter (eff. wavelength) | Magnitude |
---|---|---|
DES | g (527 nm) | 19.12 ± 0.01 |
DES | r (659 nm) | 18.34 ± 0.01 |
DES | i (789 nm) | 17.91 ± 0.01 |
DES | z (976 nm) | 17.74 ± 0.01 |
DES | Y (1003 nm) | 17.63 ± 0.01 |
VLT/FORS2 | g (470 nm) | 18.89 ± 0.10 |
VLT/FORS2 | I (768 nm) | 17.84 ± 0.10 |