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CHIME/FRBPublic data

FRB 20230406A

One-off burst

Event ID
281337874
Arrival, 400 MHz
2023-04-06 03:21:21.873 UTC
Right ascension
125.742°
Declination
76.777°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
125.742± 0.157degrees
dec
76.777± 0.196degrees
gl
137.25degrees
gb
31.54degrees

Detection and dispersion

bonsai_snr
28.0
snr_fitb
44.3
bonsai_dm
171.1pc cm⁻³
dm_fitb
171.6994± 0.00107pc cm⁻³
dm_exc_ne2001
121.7pc cm⁻³
dm_exc_ymw16
126.9pc cm⁻³

Arrival time

mjd_400
60040.139836490875± 6.07 × 10⁻¹¹MJD
mjd_inf
60040.139785004285± 3.28 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000181± 0.0000014s
scat_time
0.000000s

Flux and spectrum

flux
1.77± 0.41Jy
fluence
3.44± 0.86Jy ms
peak_freq
433.1MHz
low_freq
400.2MHz
high_freq
529.5MHz
sp_idx
9.00± 1.24
sp_run
-56.96± 5.23

Exposure and fluence thresholds

exp_up
323.60± 159.97hour
exp_low
241.81± 177.73hour
low_ft_68
4.6Jy ms
up_ft_68
0.9Jy ms
low_ft_95
7.6Jy ms
up_ft_95
1.5Jy ms

Fit quality

chi_sq
1675382.689
dof
1677342
flag_frac
0.368