FRB 191001

Image from Heintz et al., 2020 (arXiv: 2009.10747)

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 (arXiv: 2008.12488); Heintz et al., 2020 (arXiv: 2009.10747)

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
Gas-phase metallicities are derived using the O3N2 calibration from Hirschauer et al., 2018, AJ, 155, 82.

Emission line fluxes

Emission line Measured value
27.4 ± 0.3
5.01 ± 0.30
[OIII] λ 5007 3.62 ± 0.35
[NII] λ 6584 13.9 ± 0.2
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) 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
Measurements are corrected for Galactic dust using the E(B−V) values derived from Schlafly & Finkbeiner, 2011, ApJ, 737, 103.