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CHIME/FRBPublic data

FRB 20210521F

One-off burst

Event ID
171639386
Arrival, 400 MHz
2021-05-21 11:18:47.628 UTC
Right ascension
289.942°
Declination
84.859°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
289.942± 0.231degrees
dec
84.859± 0.295degrees
gl
117.24degrees
gb
26.38degrees

Detection and dispersion

bonsai_snr
9.1
snr_fitb
12.0
bonsai_dm
341.7pc cm⁻³
dm_fitb
341.8437± 0.00221pc cm⁻³
dm_exc_ne2001
286.0pc cm⁻³
dm_exc_ymw16
288.6pc cm⁻³

Arrival time

mjd_400
59355.47138458858± 2.15 × 10⁻¹⁰MJD
mjd_inf
59355.47128208174± 6.95 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000193± 0.0000053s
scat_time
0.000000s

Flux and spectrum

flux
0.76± 0.38Jy
fluence
1.40± 0.58Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
764.7MHz
sp_idx
-1.34± 1.72
sp_run
-3.43± 3.13

Exposure and fluence thresholds

exp_up
795.81± 395.27hour
exp_low
871.10± 420.75hour
low_ft_68
1.0Jy ms
up_ft_68
0.6Jy ms
low_ft_95
2.0Jy ms
up_ft_95
1.1Jy ms

Fit quality

chi_sq
1927493.401
dof
1927632
flag_frac
0.274