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CHIME/FRBPublic data

FRB 20220528D

One-off burst

Event ID
227384802
Arrival, 400 MHz
2022-05-28 18:19:33.889 UTC
Right ascension
41.353°
Declination
53.494°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
41.353± 0.039degrees
dec
53.494± 0.179degrees
gl
139.50degrees
gb
-5.67degrees

Detection and dispersion

bonsai_snr
14.7
snr_fitb
17.8
bonsai_dm
319.1pc cm⁻³
dm_fitb
319.6314± 0.01010pc cm⁻³
dm_exc_ne2001
149.0pc cm⁻³
dm_exc_ymw16
111.6pc cm⁻³

Arrival time

mjd_400
59727.763586676956± 1.69 × 10⁻⁹MJD
mjd_inf
59727.763490830825± 3.47 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000559± 0.0000396s
scat_time
0.000000s

Flux and spectrum

flux
0.82± 0.33Jy
fluence
2.60± 0.92Jy ms
peak_freq
604.0MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
5.12± 1.52
sp_run
-6.21± 1.91

Exposure and fluence thresholds

exp_up
144.12± 67.20hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
2.5Jy ms
low_ft_95
—
up_ft_95
4.4Jy ms

Fit quality

chi_sq
1919220.348
dof
1919532
flag_frac
0.277