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CHIME/FRBPublic data

FRB 20181201B

One-off burst

Event ID
21859609
Arrival, 400 MHz
2018-12-01 21:26:35.330 UTC
Right ascension
273.345°
Declination
56.308°

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Localization

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Waterfall

Notes

  • This event was included in Catalog 1.
  • The pulse emission region was extended during fluence estimation.

Position

ra
273.345± 0.208degrees
dec
56.308± 0.204degrees
gl
84.87degrees
gb
27.45degrees

Detection and dispersion

bonsai_snr
14.2
snr_fitb
18.6
bonsai_dm
875.1pc cm⁻³
dm_fitb
876.3450± 0.01336pc cm⁻³
dm_exc_ne2001
824.9pc cm⁻³
dm_exc_ymw16
830.8pc cm⁻³

Arrival time

mjd_400
58453.893464466055± 2.25 × 10⁻⁹MJD
mjd_inf
58453.89320168119± 4.59 × 10⁻⁹MJD

Burst shape

bc_width
0.00492s
width_fitb
0.000433± 0.0000723s
scat_time
0.005773± 0.0007371s

Flux and spectrum

flux
0.59± 0.25Jy
fluence
3.28± 0.99Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
778.2MHz
sp_idx
-0.98± 1.16
sp_run
-3.73± 1.91

Exposure and fluence thresholds

exp_up
138.31± 78.92hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
2.4Jy ms
low_ft_95
—
up_ft_95
4.3Jy ms

Fit quality

chi_sq
1743908.258
dof
1744247
flag_frac
0.343