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CHIME/FRBPublic data

FRB 20181218B

One-off burst

Event ID
22906789
Arrival, 400 MHz
2018-12-18 03:34:08.757 UTC
Right ascension
17.909°
Declination
69.390°

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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
17.909± 0.235degrees
dec
69.390± 0.246degrees
gl
124.72degrees
gb
6.59degrees

Detection and dispersion

bonsai_snr
10.9
snr_fitb
17.4
bonsai_dm
752.1pc cm⁻³
dm_fitb
753.2004± 0.00465pc cm⁻³
dm_exc_ne2001
583.5pc cm⁻³
dm_exc_ymw16
477.1pc cm⁻³

Arrival time

mjd_400
58470.14871246441± 5.93 × 10⁻¹⁰MJD
mjd_inf
58470.14848660627± 1.51 × 10⁻⁹MJD

Burst shape

bc_width
0.00393s
width_fitb
0.000117± 0.0000254s
scat_time
0.002422± 0.0002555s

Flux and spectrum

flux
0.71± 0.55Jy
fluence
1.76± 1.44Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
641.3MHz
sp_idx
-2.28± 1.41
sp_run
-5.52± 3.14

Exposure and fluence thresholds

exp_up
215.82± 127.90hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.8Jy ms
low_ft_95
—
up_ft_95
2.0Jy ms

Fit quality

chi_sq
1981603.513
dof
1981901
flag_frac
0.253