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CHIME/FRBPublic data

FRB 20201220A

One-off burst

Event ID
148279628
Arrival, 400 MHz
2020-12-20 19:55:39.518 UTC
Right ascension
269.556°
Declination
42.568°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
269.556± 0.214degrees
dec
42.568± 0.074degrees
gl
69.14degrees
gb
27.34degrees

Detection and dispersion

bonsai_snr
10.5
snr_fitb
12.8
bonsai_dm
404.8pc cm⁻³
dm_fitb
404.8400± 0.05050pc cm⁻³
dm_exc_ne2001
352.0pc cm⁻³
dm_exc_ymw16
360.8pc cm⁻³

Arrival time

mjd_400
59203.83031849371± 3.22 × 10⁻⁹MJD
mjd_inf
59203.830197096526± 1.55 × 10⁻⁸MJD

Burst shape

bc_width
0.00492s
width_fitb
0.001253± 0.0001462s
scat_time
0.000000s

Flux and spectrum

flux
0.11± 0.07Jy
fluence
0.69± 0.46Jy ms
peak_freq
423.8MHz
low_freq
400.2MHz
high_freq
558.9MHz
sp_idx
3.45± 3.36
sp_run
-30.06± 12.35

Exposure and fluence thresholds

exp_up
80.41± 64.06hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.7Jy ms
low_ft_95
—
up_ft_95
1.4Jy ms

Fit quality

chi_sq
2052700.358
dof
2052858
flag_frac
0.227