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CHIME/FRBPublic data

FRB 20211204B

One-off burst

Event ID
201002822
Arrival, 400 MHz
2021-12-04 10:14:14.326 UTC
Right ascension
106.364°
Declination
-2.987°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
106.364± 0.201degrees
dec
-2.987± 0.319degrees
gl
217.19degrees
gb
1.75degrees

Detection and dispersion

bonsai_snr
17.7
snr_fitb
18.3
bonsai_dm
425.0pc cm⁻³
dm_fitb
425.8931± 0.14927pc cm⁻³
dm_exc_ne2001
238.7pc cm⁻³
dm_exc_ymw16
149.0pc cm⁻³

Arrival time

mjd_400
59552.42655469393± 9.27 × 10⁻⁹MJD
mjd_inf
59552.42642698365± 4.57 × 10⁻⁸MJD

Burst shape

bc_width
0.09929s
width_fitb
0.002862± 0.0002142s
scat_time
0.000000s

Flux and spectrum

flux
1.10± 0.57Jy
fluence
3.45± 1.22Jy ms
peak_freq
445.1MHz
low_freq
405.6MHz
high_freq
488.4MHz
sp_idx
56.63± 8.70
sp_run
-266.31± 40.44

Exposure and fluence thresholds

exp_up
76.32± 44.71hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.5Jy ms
low_ft_95
—
up_ft_95
1.0Jy ms

Fit quality

chi_sq
1613021.540
dof
1613352
flag_frac
0.392