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CHIME/FRBPublic data

FRB 20200418B

One-off burst

Event ID
81121655
Arrival, 400 MHz
2020-04-18 06:01:36.695 UTC
Right ascension
176.908°
Declination
29.245°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
176.908± 0.180degrees
dec
29.245± 0.188degrees
gl
200.64degrees
gb
75.79degrees

Detection and dispersion

bonsai_snr
21.1
snr_fitb
30.6
bonsai_dm
1421.8pc cm⁻³
dm_fitb
1422.1717± 0.00188pc cm⁻³
dm_exc_ne2001
1402.1pc cm⁻³
dm_exc_ymw16
1404.1pc cm⁻³

Arrival time

mjd_400
58957.251119158296± 2.62 × 10⁻¹⁰MJD
mjd_inf
58957.25069269932± 6.21 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000379± 0.0000046s
scat_time
0.000000s

Flux and spectrum

flux
1.23± 0.31Jy
fluence
3.29± 0.97Jy ms
peak_freq
556.6MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
6.43± 1.03
sp_run
-9.74± 1.31

Exposure and fluence thresholds

exp_up
86.64± 40.46hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
2.1Jy ms
low_ft_95
—
up_ft_95
3.6Jy ms

Fit quality

chi_sq
1983887.386
dof
1984818
flag_frac
0.252