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CHIME/FRBPublic data

FRB 20230825J

One-off burst

Event ID
312582962
Arrival, 400 MHz
2023-08-25 11:51:21.825 UTC
Right ascension
30.016°
Declination
69.388°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
30.016± 0.193degrees
dec
69.388± 0.203degrees
gl
128.94degrees
gb
7.32degrees

Detection and dispersion

bonsai_snr
18.0
snr_fitb
20.5
bonsai_dm
311.0pc cm⁻³
dm_fitb
311.3184± 0.00306pc cm⁻³
dm_exc_ne2001
152.5pc cm⁻³
dm_exc_ymw16
60.0pc cm⁻³

Arrival time

mjd_400
60181.494002604326± 4.14 × 10⁻¹⁰MJD
mjd_inf
60181.49390925095± 1.01 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000315± 0.0000106s
scat_time
0.000000s

Flux and spectrum

flux
2.12± 0.86Jy
fluence
2.87± 1.11Jy ms
peak_freq
497.5MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
2.76± 1.04
sp_run
-6.34± 1.55

Exposure and fluence thresholds

exp_up
230.54± 120.41hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.2Jy ms
low_ft_95
—
up_ft_95
2.2Jy ms

Fit quality

chi_sq
1744155.914
dof
1744572
flag_frac
0.343