FRB 180924

Image from Bannister et al., 2019, Science, 365, 565

Summary
- Detected by: ASKAP-ICS
- FRB coordinates (RA, Dec): 21:44:25.26 -40:54:00.1 (J2000)
- Host coordinates (RA, Dec): 21:44:25.25 −40:54:00.8 (J2000)
- Redshift: 0.3212
- Observed DM: 361.42 pc cm-3
- Repeating: No
- References: Bannister et al., 2019, Science, 365, 565; Bhandari et al., 2020, ApJ, 895, 37; Day et al., 2020, MNRAS, 497, 3335; Heintz et al., 2020, ApJ, 903, 152

Host galaxy properties

Quantity Measured value Unit
Stellar mass (1.32 ± 0.51) × 1010 M
Star-formation rate 0.88 ± 0.26 M/yr
Metallicity 8.93 ± 0.02 12+log(O/H)
E(B-V) 0.31 ± 0.11 mag
Mass-weighted age 383.4 Myr
Absolute r-band mag. -20.81 ± 0.05 mag
u - r color (rest-frame) 1.78 ± 0.15 mag
Half-light radius 2.75 ± 0.10 kpc
FRB offset from galaxy center 3.43 ± 0.55 kpc
Gas-phase metallicities are derived using the O3N2 calibration from Hirschauer et al., 2018, AJ, 155, 82.

Emission line fluxes

Emission line Measured value
2.79 ± 0.03
0.72 ± 0.02
[OII] λ 3726 0.40 ± 0.02
[OII] λ 3729 0.69 ± 0.03
[OIII] λ 5007 0.79 ± 0.02
[NII] λ 6584 1.94 ± 0.03
Measurements are reported in units of 10-16 erg s-1 cm-2 and are corrected for Galactic dust using the E(B−V) values derived from Schlafly & Finkbeiner, 2011, ApJ, 737, 103.

Photometry

Telescope Filter (eff. wavelength) Magnitude
DES g (527 nm) 21.56 ± 0.03
DES r (659 nm) 20.50 ± 0.02
DES i (789 nm) 20.11 ± 0.02
DES z (976 nm) 19.83 ± 0.02
DES Y (1003 nm) 19.79 ± 0.06
VLT/FORS2 g (470 nm) 21.31 ± 0.04
VLT/FORS2 I (768 nm) 20.07 ± 0.02
WISE W1 (3.4 μm) 16.84 ± 0.10
WISE W2 (4.6 μm) 16.06 ± 0.19
WISE W3 (12.1 μm) > 11.69
WISE W4 (22.2 μm) > 8.50
Measurements are corrected for Galactic dust using the E(B−V) values derived from Schlafly & Finkbeiner, 2011, ApJ, 737, 103.