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CHIME/FRBPublic data

FRB 20230423A

One-off burst

Event ID
285290408
Arrival, 400 MHz
2023-04-23 01:33:12.394 UTC
Right ascension
113.978°
Declination
61.592°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
113.978± 0.183degrees
dec
61.592± 0.073degrees
gl
155.14degrees
gb
28.86degrees

Detection and dispersion

bonsai_snr
15.1
snr_fitb
16.9
bonsai_dm
227.7pc cm⁻³
dm_fitb
227.4812± 0.00897pc cm⁻³
dm_exc_ne2001
171.5pc cm⁻³
dm_exc_ymw16
173.5pc cm⁻³

Arrival time

mjd_400
60057.06472677899± 1.07 × 10⁻⁹MJD
mjd_inf
60057.06465856544± 2.90 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000624± 0.0000505s
scat_time
0.000000s

Flux and spectrum

flux
0.79± 0.24Jy
fluence
1.59± 0.35Jy ms
peak_freq
423.0MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
0.44± 1.20
sp_run
-3.95± 1.96

Exposure and fluence thresholds

exp_up
173.20± 81.66hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.9Jy ms
low_ft_95
—
up_ft_95
1.5Jy ms

Fit quality

chi_sq
1906615.892
dof
1906896
flag_frac
0.282