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CHIME/FRBPublic data

FRB 20211211B

One-off burst

Event ID
202016297
Arrival, 400 MHz
2021-12-11 12:16:45.972 UTC
Right ascension
144.305°
Declination
20.269°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
144.305± 0.204degrees
dec
20.269± 0.236degrees
gl
210.88degrees
gb
45.28degrees

Detection and dispersion

bonsai_snr
14.3
snr_fitb
15.8
bonsai_dm
226.0pc cm⁻³
dm_fitb
226.3114± 0.01859pc cm⁻³
dm_exc_ne2001
185.8pc cm⁻³
dm_exc_ymw16
194.4pc cm⁻³

Arrival time

mjd_400
59559.51164319184± 1.87 × 10⁻⁹MJD
mjd_inf
59559.51157532905± 5.88 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000841± 0.0000676s
scat_time
0.000000s

Flux and spectrum

flux
0.70± 0.34Jy
fluence
1.98± 0.66Jy ms
peak_freq
468.3MHz
low_freq
400.2MHz
high_freq
707.8MHz
sp_idx
4.24± 1.67
sp_run
-13.49± 3.51

Exposure and fluence thresholds

exp_up
79.61± 44.39hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.0Jy ms
low_ft_95
—
up_ft_95
1.8Jy ms

Fit quality

chi_sq
1900332.888
dof
1900578
flag_frac
0.284