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CHIME/FRBPublic data

FRB 20190404B

One-off burst

Event ID
35409721
Arrival, 400 MHz
2019-04-04 12:32:15.619 UTC
Right ascension
259.821°
Declination
39.999°

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Localization

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Waterfall

Notes

  • This event was included in Catalog 1.
  • The pulse emission region was extended during fluence estimation.

Position

ra
259.821± 0.115degrees
dec
39.999± 0.132degrees
gl
64.63degrees
gb
34.05degrees

Detection and dispersion

bonsai_snr
134.0
snr_fitb
165.4
bonsai_dm
490.1pc cm⁻³
dm_fitb
489.4084± 0.00060pc cm⁻³
dm_exc_ne2001
444.6pc cm⁻³
dm_exc_ymw16
453.4pc cm⁻³

Arrival time

mjd_400
58577.52240299839± 5.52 × 10⁻¹¹MJD
mjd_inf
58577.52225624212± 1.88 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000452± 0.0000022s
scat_time
0.000000s

Flux and spectrum

flux
6.12± 1.62Jy
fluence
11.46± 3.08Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
762.6MHz
sp_idx
-1.31± 0.14
sp_run
-3.50± 0.26

Exposure and fluence thresholds

exp_up
136.34± 21.80hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
—
low_ft_95
—
up_ft_95
—

Fit quality

chi_sq
2044955.483
dof
2072298
flag_frac
0.219