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CHIME/FRBPublic data

FRB 20230502A

One-off burst

Event ID
286980175
Arrival, 400 MHz
2023-05-02 13:46:23.555 UTC
Right ascension
307.012°
Declination
53.897°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
307.012± 0.169degrees
dec
53.897± 0.165degrees
gl
89.97degrees
gb
8.85degrees

Detection and dispersion

bonsai_snr
31.4
snr_fitb
38.8
bonsai_dm
1035.6pc cm⁻³
dm_fitb
1036.7077± 0.01777pc cm⁻³
dm_exc_ne2001
887.7pc cm⁻³
dm_exc_ymw16
835.3pc cm⁻³

Arrival time

mjd_400
60066.573883732846± 2.35 × 10⁻⁹MJD
mjd_inf
60066.57357286089± 5.82 × 10⁻⁹MJD

Burst shape

bc_width
0.00590s
width_fitb
0.001052± 0.0001177s
scat_time
0.010766± 0.0006796s

Flux and spectrum

flux
0.90± 0.30Jy
fluence
3.74± 1.07Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
684.4MHz
sp_idx
-1.38± 0.56
sp_run
-5.43± 1.08

Exposure and fluence thresholds

exp_up
156.83± 57.33hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.1Jy ms
low_ft_95
—
up_ft_95
1.8Jy ms

Fit quality

chi_sq
454535.699
dof
456035
flag_frac
0.181