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CHIME/FRBPublic data

FRB 20191227A

One-off burst

Event ID
66532985
Arrival, 400 MHz
2019-12-27 20:17:19.404 UTC
Right ascension
107.427°
Declination
83.705°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
107.427± 0.244degrees
dec
83.705± 0.343degrees
gl
130.01degrees
gb
27.45degrees

Detection and dispersion

bonsai_snr
11.8
snr_fitb
21.8
bonsai_dm
276.6pc cm⁻³
dm_fitb
275.8636± 0.00430pc cm⁻³
dm_exc_ne2001
220.7pc cm⁻³
dm_exc_ymw16
223.1pc cm⁻³

Arrival time

mjd_400
58844.84536346777± 4.50 × 10⁻¹⁰MJD
mjd_inf
58844.84528074604± 1.37 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000221± 0.0000046s
scat_time
0.000000s

Flux and spectrum

flux
0.55± 0.40Jy
fluence
1.08± 0.83Jy ms
peak_freq
487.9MHz
low_freq
411.3MHz
high_freq
578.7MHz
sp_idx
31.30± 4.98
sp_run
-79.00± 11.79

Exposure and fluence thresholds

exp_up
670.67± 319.86hour
exp_low
678.19± 367.87hour
low_ft_68
1.1Jy ms
up_ft_68
0.5Jy ms
low_ft_95
2.4Jy ms
up_ft_95
1.2Jy ms

Fit quality

chi_sq
1892495.428
dof
1892964
flag_frac
0.287