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CHIME/FRBPublic data

FRB 20211027A

One-off burst

Event ID
193237439
Arrival, 400 MHz
2021-10-27 03:04:38.440 UTC
Right ascension
322.081°
Declination
66.972°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
322.081± 0.229degrees
dec
66.972± 0.259degrees
gl
104.92degrees
gb
11.51degrees

Detection and dispersion

bonsai_snr
8.5
snr_fitb
10.5
bonsai_dm
666.0pc cm⁻³
dm_fitb
666.7919± 0.04570pc cm⁻³
dm_exc_ne2001
548.6pc cm⁻³
dm_exc_ymw16
506.7pc cm⁻³

Arrival time

mjd_400
59514.128222682644± 5.59 × 10⁻⁹MJD
mjd_inf
59514.12802273534± 1.48 × 10⁻⁸MJD

Burst shape

bc_width
0.00492s
width_fitb
0.002106± 0.0004276s
scat_time
0.000000s

Flux and spectrum

flux
0.50± 0.23Jy
fluence
2.18± 0.43Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
-3.62± 1.74
sp_run
2.23± 2.81

Exposure and fluence thresholds

exp_up
186.37± 117.27hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.5Jy ms
low_ft_95
—
up_ft_95
2.5Jy ms

Fit quality

chi_sq
1947291.712
dof
1947396
flag_frac
0.266