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CHIME/FRBPublic data

FRB 20230525A

One-off burst

Event ID
292583530
Arrival, 400 MHz
2023-05-25 07:28:33.211 UTC
Right ascension
234.085°
Declination
12.849°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
234.085± 0.210degrees
dec
12.849± 0.248degrees
gl
20.94degrees
gb
48.94degrees

Detection and dispersion

bonsai_snr
15.0
snr_fitb
20.1
bonsai_dm
370.0pc cm⁻³
dm_fitb
370.5632± 0.05348pc cm⁻³
dm_exc_ne2001
341.1pc cm⁻³
dm_exc_ymw16
342.9pc cm⁻³

Arrival time

mjd_400
60089.311495497626± 6.38 × 10⁻⁹MJD
mjd_inf
60089.31138437883± 1.73 × 10⁻⁸MJD

Burst shape

bc_width
0.00393s
width_fitb
0.000858± 0.0001140s
scat_time
0.004658± 0.0007242s

Flux and spectrum

flux
0.80± 0.27Jy
fluence
2.58± 0.38Jy ms
peak_freq
490.8MHz
low_freq
406.0MHz
high_freq
593.2MHz
sp_idx
26.15± 4.42
sp_run
-64.09± 9.51

Exposure and fluence thresholds

exp_up
77.29± 41.04hour
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
1768960.558
dof
1769357
flag_frac
0.333