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CHIME/FRBPublic data

FRB 20181228B

One-off burst

Arrival, 400 MHz
2018-12-28 18:07:55.639 UTC
Right ascension
250.430°
Declination
63.850°

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Localization

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Waterfall

Position

ra
250.430± 0.210degrees
dec
63.850± 0.210degrees
gl
94.64degrees
gb
38.29degrees

Detection and dispersion

bonsai_snr
15.5
snr_fitb
34.6
bonsai_dm
566.1pc cm⁻³
dm_fitb
568.6506± 0.00230pc cm⁻³
dm_exc_ne2001
528.7pc cm⁻³
dm_exc_ymw16
535.2pc cm⁻³

Arrival time

mjd_400
58480.7555050835± 3.90 × 10⁻⁹MJD
mjd_inf
58480.7553345654± 4.00 × 10⁻⁹MJD

Burst shape

bc_width
0.00492s
width_fitb
<0.00010s
scat_time
0.001159± 0.0000780s

Flux and spectrum

flux
0.40± 0.23Jy
fluence
1.67± 0.77Jy ms
peak_freq
435.2MHz
low_freq
401.5MHz
high_freq
471.8MHz
sp_idx
59.30± 5.60
sp_run
-353.00± 32.00

Exposure and fluence thresholds

exp_up
27.00± 15.00hour
exp_low
—
low_ft_68
0.0Jy ms
up_ft_68
6.9Jy ms
low_ft_95
0.0Jy ms
up_ft_95
61.0Jy ms

Fit quality

chi_sq
427829.591
dof
427417
flag_frac
0.313