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CHIME/FRBPublic data

FRB 20211229C

One-off burst

Event ID
204855965
Arrival, 400 MHz
2021-12-29 15:51:27.706 UTC
Right ascension
213.908°
Declination
71.406°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
213.908± 0.156degrees
dec
71.406± 0.050degrees
gl
113.74degrees
gb
44.19degrees

Detection and dispersion

bonsai_snr
36.7
snr_fitb
49.5
bonsai_dm
841.5pc cm⁻³
dm_fitb
842.2615± 0.01650pc cm⁻³
dm_exc_ne2001
805.3pc cm⁻³
dm_exc_ymw16
812.4pc cm⁻³

Arrival time

mjd_400
59577.66073734264± 2.03 × 10⁻⁹MJD
mjd_inf
59577.660484778215± 5.35 × 10⁻⁹MJD

Burst shape

bc_width
0.00983s
width_fitb
0.000965± 0.0001099s
scat_time
0.012225± 0.0006259s

Flux and spectrum

flux
1.40± 0.65Jy
fluence
11.28± 4.72Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
647.8MHz
sp_idx
-1.57± 0.50
sp_run
-6.67± 1.16

Exposure and fluence thresholds

exp_up
249.41± 118.02hour
exp_low
128.20± 99.09hour
low_ft_68
12.0Jy ms
up_ft_68
1.1Jy ms
low_ft_95
22.5Jy ms
up_ft_95
2.1Jy ms

Fit quality

chi_sq
1908984.955
dof
1911431
flag_frac
0.280