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CHIME/FRBPublic data

FRB 20210531B

One-off burst

Event ID
172616464
Arrival, 400 MHz
2021-05-31 02:36:29.924 UTC
Right ascension
167.018°
Declination
56.039°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
167.018± 0.021degrees
dec
56.039± 0.105degrees
gl
148.50degrees
gb
55.66degrees

Detection and dispersion

bonsai_snr
62.3
snr_fitb
86.4
bonsai_dm
896.5pc cm⁻³
dm_fitb
897.5565± 0.00046pc cm⁻³
dm_exc_ne2001
863.9pc cm⁻³
dm_exc_ymw16
874.0pc cm⁻³

Arrival time

mjd_400
59365.10867968075± 5.79 × 10⁻¹¹MJD
mjd_inf
59365.10841053531± 1.49 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000319± 0.0000013s
scat_time
0.000000s

Flux and spectrum

flux
2.88± 0.74Jy
fluence
5.88± 1.41Jy ms
peak_freq
450.5MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
0.56± 0.23
sp_run
-2.37± 0.32

Exposure and fluence thresholds

exp_up
180.55± 34.32hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.3Jy ms
low_ft_95
—
up_ft_95
2.1Jy ms

Fit quality

chi_sq
1954677.090
dof
1962138
flag_frac
0.261