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CHIME/FRBPublic data

FRB 20210827A

One-off burst

Event ID
182764058
Arrival, 400 MHz
2021-08-27 18:53:14.434 UTC
Right ascension
140.116°
Declination
43.199°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
140.116± 0.155degrees
dec
43.199± 0.160degrees
gl
177.82degrees
gb
44.82degrees

Detection and dispersion

bonsai_snr
57.0
snr_fitb
96.7
bonsai_dm
265.7pc cm⁻³
dm_fitb
266.2425± 0.00386pc cm⁻³
dm_exc_ne2001
224.8pc cm⁻³
dm_exc_ymw16
236.7pc cm⁻³

Arrival time

mjd_400
59453.786972618465± 2.54 × 10⁻¹⁰MJD
mjd_inf
59453.78689278176± 1.18 × 10⁻⁹MJD

Burst shape

bc_width
0.00295s
width_fitb
0.001016± 0.0000154s
scat_time
0.000000s

Flux and spectrum

flux
0.92± 0.31Jy
fluence
2.91± 0.79Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
642.5MHz
sp_idx
-5.80± 0.24
sp_run
1.98± 0.60

Exposure and fluence thresholds

exp_up
130.55± 36.69hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.6Jy ms
low_ft_95
—
up_ft_95
1.1Jy ms

Fit quality

chi_sq
1883624.451
dof
1892964
flag_frac
0.287