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CHIME/FRBPublic data

FRB 20210917A

One-off burst

Event ID
186706119
Arrival, 400 MHz
2021-09-17 20:31:03.667 UTC
Right ascension
184.026°
Declination
20.287°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
184.026± 0.242degrees
dec
20.287± 0.273degrees
gl
251.30degrees
gb
79.41degrees

Detection and dispersion

bonsai_snr
9.2
snr_fitb
12.4
bonsai_dm
1076.8pc cm⁻³
dm_fitb
1078.0206± 0.03403pc cm⁻³
dm_exc_ne2001
1055.5pc cm⁻³
dm_exc_ymw16
1058.2pc cm⁻³

Arrival time

mjd_400
59474.854903548716± 5.18 × 10⁻⁹MJD
mjd_inf
59474.854580288484± 1.14 × 10⁻⁸MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000998± 0.0000869s
scat_time
0.000000s

Flux and spectrum

flux
0.57± 0.32Jy
fluence
1.97± 1.08Jy ms
peak_freq
558.5MHz
low_freq
401.7MHz
high_freq
776.4MHz
sp_idx
14.13± 3.73
sp_run
-21.20± 5.36

Exposure and fluence thresholds

exp_up
72.89± 44.88hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.2Jy ms
low_ft_95
—
up_ft_95
2.2Jy ms

Fit quality

chi_sq
1703114.619
dof
1703262
flag_frac
0.358