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CHIME/FRBPublic data

FRB 20211204A

One-off burst

Event ID
201006908
Arrival, 400 MHz
2021-12-04 15:56:40.608 UTC
Right ascension
191.349°
Declination
59.167°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
191.349± 0.076degrees
dec
59.167± 0.143degrees
gl
124.39degrees
gb
57.94degrees

Detection and dispersion

bonsai_snr
34.7
snr_fitb
48.5
bonsai_dm
899.7pc cm⁻³
dm_fitb
900.9316± 0.00125pc cm⁻³
dm_exc_ne2001
869.0pc cm⁻³
dm_exc_ymw16
877.3pc cm⁻³

Arrival time

mjd_400
59552.66435888799± 1.79 × 10⁻¹⁰MJD
mjd_inf
59552.66408873049± 4.17 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000375± 0.0000045s
scat_time
0.000000s

Flux and spectrum

flux
2.22± 0.62Jy
fluence
5.12± 1.28Jy ms
peak_freq
550.7MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
3.28± 0.50
sp_run
-5.14± 0.65

Exposure and fluence thresholds

exp_up
178.57± 52.35hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.8Jy ms
low_ft_95
—
up_ft_95
1.4Jy ms

Fit quality

chi_sq
2059580.932
dof
2061930
flag_frac
0.223