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CHIME/FRBPublic data

FRB 20190821A

One-off burst

Event ID
50574834
Arrival, 400 MHz
2019-08-21 23:21:50.499 UTC
Right ascension
194.510°
Declination
82.156°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
194.510± 0.103degrees
dec
82.156± 0.178degrees
gl
122.66degrees
gb
34.97degrees

Detection and dispersion

bonsai_snr
31.3
snr_fitb
53.0
bonsai_dm
533.8pc cm⁻³
dm_fitb
535.7673± 0.01749pc cm⁻³
dm_exc_ne2001
491.1pc cm⁻³
dm_exc_ymw16
497.4pc cm⁻³

Arrival time

mjd_400
58716.973501149776± 3.00 × 10⁻⁹MJD
mjd_inf
58716.97334049211± 6.04 × 10⁻⁹MJD

Burst shape

bc_width
0.01376s
width_fitb
0.000607± 0.0000775s
scat_time
0.033068± 0.0014692s

Flux and spectrum

flux
1.89± 0.76Jy
fluence
15.54± 5.88Jy ms
peak_freq
500.4MHz
low_freq
400.2MHz
high_freq
786.3MHz
sp_idx
5.04± 0.55
sp_run
-11.27± 0.80

Exposure and fluence thresholds

exp_up
619.53± 193.89hour
exp_low
608.31± 277.44hour
low_ft_68
13.2Jy ms
up_ft_68
5.1Jy ms
low_ft_95
23.6Jy ms
up_ft_95
9.2Jy ms

Fit quality

chi_sq
1949619.106
dof
1952417
flag_frac
0.264