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CHIME/FRBPublic data

FRB 20210220D

One-off burst

Event ID
160568548
Arrival, 400 MHz
2021-02-20 09:53:02.553 UTC
Right ascension
177.293°
Declination
59.555°

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Localization

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Waterfall

Notes

  • This low S/N event was first identified by citizen scientists on the Zooniverse platform.
  • The pulse emission region was extended during fluence estimation.

Position

ra
177.293± 0.251degrees
dec
59.555± 0.261degrees
gl
136.95degrees
gb
55.85degrees

Detection and dispersion

bonsai_snr
8.0
snr_fitb
10.6
bonsai_dm
549.5pc cm⁻³
dm_fitb
550.0064± 0.00511pc cm⁻³
dm_exc_ne2001
516.9pc cm⁻³
dm_exc_ymw16
526.0pc cm⁻³

Arrival time

mjd_400
59265.41183510431± 3.81 × 10⁻¹⁰MJD
mjd_inf
59265.41167017685± 1.58 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000272± 0.0000095s
scat_time
0.000000s

Flux and spectrum

flux
0.54± 0.15Jy
fluence
0.54± 0.10Jy ms
peak_freq
448.6MHz
low_freq
400.2MHz
high_freq
620.6MHz
sp_idx
5.00± 3.53
sp_run
-21.87± 9.10

Exposure and fluence thresholds

exp_up
139.25± 82.28hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.4Jy ms
low_ft_95
—
up_ft_95
0.7Jy ms

Fit quality

chi_sq
2149303.702
dof
2149410
flag_frac
0.190