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CHIME/FRBPublic data

FRB 20230223A

One-off burst

Event ID
272581098
Arrival, 400 MHz
2023-02-23 02:11:16.144 UTC
Right ascension
243.882°
Declination
80.865°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
243.882± 0.149degrees
dec
80.865± 0.282degrees
gl
114.51degrees
gb
32.62degrees

Detection and dispersion

bonsai_snr
17.2
snr_fitb
22.6
bonsai_dm
750.1pc cm⁻³
dm_fitb
751.0262± 0.03172pc cm⁻³
dm_exc_ne2001
704.6pc cm⁻³
dm_exc_ymw16
710.2pc cm⁻³

Arrival time

mjd_400
59998.0911590729± 6.20 × 10⁻⁹MJD
mjd_inf
59998.090933866726± 1.14 × 10⁻⁸MJD

Burst shape

bc_width
0.00885s
width_fitb
0.000667± 0.0001504s
scat_time
0.037914± 0.0037615s

Flux and spectrum

flux
0.96± 0.38Jy
fluence
6.80± 2.11Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
-5.94± 0.90
sp_run
6.08± 1.18

Exposure and fluence thresholds

exp_up
447.76± 234.41hour
exp_low
485.28± 248.69hour
low_ft_68
2.9Jy ms
up_ft_68
0.9Jy ms
low_ft_95
5.1Jy ms
up_ft_95
1.7Jy ms

Fit quality

chi_sq
1609608.959
dof
1610111
flag_frac
0.393