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CHIME/FRBPublic data

FRB 20230405B

One-off burst

Event ID
281080657
Arrival, 400 MHz
2023-04-05 06:48:16.786 UTC
Right ascension
176.044°
Declination
44.793°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
176.044± 0.219degrees
dec
44.793± 0.218degrees
gl
155.84degrees
gb
67.80degrees

Detection and dispersion

bonsai_snr
12.0
snr_fitb
14.5
bonsai_dm
268.1pc cm⁻³
dm_fitb
268.2988± 0.01871pc cm⁻³
dm_exc_ne2001
243.1pc cm⁻³
dm_exc_ymw16
252.1pc cm⁻³

Arrival time

mjd_400
60039.28352761602± 1.69 × 10⁻⁹MJD
mjd_inf
60039.28344716271± 5.86 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000894± 0.0000833s
scat_time
0.000000s

Flux and spectrum

flux
0.48± 0.24Jy
fluence
1.29± 0.61Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
770.8MHz
sp_idx
-3.27± 1.62
sp_run
-0.38± 3.07

Exposure and fluence thresholds

exp_up
100.80± 58.78hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.8Jy ms
low_ft_95
—
up_ft_95
1.6Jy ms

Fit quality

chi_sq
1926455.038
dof
1926660
flag_frac
0.274