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CHIME/FRBPublic data

FRB 20211118A

One-off burst

Event ID
198148207
Arrival, 400 MHz
2021-11-18 08:01:04.073 UTC
Right ascension
57.574°
Declination
12.226°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
57.574± 0.158degrees
dec
12.226± 0.190degrees
gl
176.63degrees
gb
-31.44degrees

Detection and dispersion

bonsai_snr
38.3
snr_fitb
62.1
bonsai_dm
487.3pc cm⁻³
dm_fitb
487.8162± 0.00102pc cm⁻³
dm_exc_ne2001
433.8pc cm⁻³
dm_exc_ymw16
430.0pc cm⁻³

Arrival time

mjd_400
59536.33407492322± 1.46 × 10⁻¹⁰MJD
mjd_inf
59536.33392864441± 3.39 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000306± 0.0000030s
scat_time
0.000000s

Flux and spectrum

flux
3.10± 0.60Jy
fluence
7.25± 1.22Jy ms
peak_freq
538.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
5.89± 0.45
sp_run
-9.94± 0.66

Exposure and fluence thresholds

exp_up
98.28± 31.99hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
2.5Jy ms
low_ft_95
—
up_ft_95
4.1Jy ms

Fit quality

chi_sq
1874534.973
dof
1878384
flag_frac
0.292