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CHIME/FRBPublic data

FRB 20230827A

One-off burst

Event ID
313120143
Arrival, 400 MHz
2023-08-27 01:55:27.632 UTC
Right ascension
243.641°
Declination
27.112°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
243.641± 0.178degrees
dec
27.112± 0.188degrees
gl
45.12degrees
gb
45.13degrees

Detection and dispersion

bonsai_snr
21.5
snr_fitb
26.1
bonsai_dm
782.5pc cm⁻³
dm_fitb
783.1394± 0.00871pc cm⁻³
dm_exc_ne2001
751.4pc cm⁻³
dm_exc_ymw16
754.4pc cm⁻³

Arrival time

mjd_400
60183.080180929384± 1.49 × 10⁻⁹MJD
mjd_inf
60183.07994609358± 3.01 × 10⁻⁹MJD

Burst shape

bc_width
0.00295s
width_fitb
0.000390± 0.0000256s
scat_time
0.002723± 0.0002698s

Flux and spectrum

flux
1.50± 0.52Jy
fluence
3.55± 0.98Jy ms
peak_freq
529.1MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
2.74± 1.02
sp_run
-4.90± 1.39

Exposure and fluence thresholds

exp_up
94.66± 41.45hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.2Jy ms
low_ft_95
—
up_ft_95
2.1Jy ms

Fit quality

chi_sq
1598095.081
dof
1598771
flag_frac
0.398