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CHIME/FRBPublic data

FRB 20220521B

One-off burst

Event ID
226301826
Arrival, 400 MHz
2022-05-21 07:46:37.735 UTC
Right ascension
235.917°
Declination
74.191°

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Localization

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Waterfall

Position

ra
235.917± 0.175degrees
dec
74.191± 0.188degrees
gl
109.28degrees
gb
38.02degrees

Detection and dispersion

bonsai_snr
25.1
snr_fitb
34.7
bonsai_dm
1295.6pc cm⁻³
dm_fitb
1297.7987± 0.05866pc cm⁻³
dm_exc_ne2001
1256.9pc cm⁻³
dm_exc_ymw16
1263.4pc cm⁻³

Arrival time

mjd_400
59720.32404785436± 1.14 × 10⁻⁸MJD
mjd_inf
59720.323658690446± 2.09 × 10⁻⁸MJD

Burst shape

bc_width
0.02359s
width_fitb
0.001595± 0.0002751s
scat_time
0.067410± 0.0050405s

Flux and spectrum

flux
0.98± 0.34Jy
fluence
16.65± 4.30Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
-0.34± 0.54
sp_run
-2.64± 0.74

Exposure and fluence thresholds

exp_up
295.27± 132.29hour
exp_low
159.82± 122.22hour
low_ft_68
48.3Jy ms
up_ft_68
6.6Jy ms
low_ft_95
84.1Jy ms
up_ft_95
11.4Jy ms

Fit quality

chi_sq
1593524.200
dof
1594721
flag_frac
0.399