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CHIME/FRBPublic data

FRB 20220518E

One-off burst

Event ID
226121254
Arrival, 400 MHz
2022-05-18 19:42:21.235 UTC
Right ascension
52.087°
Declination
34.842°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
52.087± 0.160degrees
dec
34.842± 0.068degrees
gl
155.96degrees
gb
-17.78degrees

Detection and dispersion

bonsai_snr
34.7
snr_fitb
42.4
bonsai_dm
376.5pc cm⁻³
dm_fitb
377.0255± 0.00260pc cm⁻³
dm_exc_ne2001
291.9pc cm⁻³
dm_exc_ymw16
281.4pc cm⁻³

Arrival time

mjd_400
59717.82107910622± 2.59 × 10⁻¹⁰MJD
mjd_inf
59717.82096604962± 8.22 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00295s
width_fitb
0.000212± 0.0000113s
scat_time
0.001125± 0.0000542s

Flux and spectrum

flux
1.69± 0.84Jy
fluence
3.99± 2.09Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
620.5MHz
sp_idx
-0.65± 0.60
sp_run
-10.48± 1.54

Exposure and fluence thresholds

exp_up
115.65± 31.72hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.4Jy ms
low_ft_95
—
up_ft_95
2.6Jy ms

Fit quality

chi_sq
1700500.665
dof
1702289
flag_frac
0.359