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CHIME/FRBPublic data

FRB 20230831D

One-off burst

Event ID
314540504
Arrival, 400 MHz
2023-08-31 19:06:01.706 UTC
Right ascension
132.894°
Declination
82.380°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
132.894± 0.027degrees
dec
82.380± 0.037degrees
gl
130.61degrees
gb
30.73degrees

Detection and dispersion

bonsai_snr
37.3
snr_fitb
80.4
bonsai_dm
590.0pc cm⁻³
dm_fitb
590.3157± 0.00288pc cm⁻³
dm_exc_ne2001
539.9pc cm⁻³
dm_exc_ymw16
544.7pc cm⁻³

Arrival time

mjd_400
60187.79585308356± 3.50 × 10⁻¹⁰MJD
mjd_inf
60187.79567606877± 9.33 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000222± 0.0000052s
scat_time
0.001227± 0.0000269s

Flux and spectrum

flux
4.99± 1.94Jy
fluence
8.70± 3.37Jy ms
peak_freq
503.4MHz
low_freq
430.1MHz
high_freq
589.1MHz
sp_idx
42.67± 1.64
sp_run
-93.01± 3.39

Exposure and fluence thresholds

exp_up
500.26± 292.96hour
exp_low
588.15± 329.57hour
low_ft_68
5.1Jy ms
up_ft_68
2.2Jy ms
low_ft_95
9.1Jy ms
up_ft_95
3.9Jy ms

Fit quality

chi_sq
1382525.170
dof
1388981
flag_frac
0.477