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CHIME/FRBPublic data

FRB 20190818B

One-off burst

Event ID
49808190
Arrival, 400 MHz
2019-08-18 12:30:20.562 UTC
Right ascension
35.434°
Declination
74.027°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
35.434± 0.205degrees
dec
74.027± 0.222degrees
gl
129.14degrees
gb
12.25degrees

Detection and dispersion

bonsai_snr
14.8
snr_fitb
20.1
bonsai_dm
462.6pc cm⁻³
dm_fitb
460.9520± 0.01497pc cm⁻³
dm_exc_ne2001
347.7pc cm⁻³
dm_exc_ymw16
303.5pc cm⁻³

Arrival time

mjd_400
58713.52107132325± 2.54 × 10⁻⁹MJD
mjd_inf
58713.52093310006± 5.16 × 10⁻⁹MJD

Burst shape

bc_width
0.00393s
width_fitb
0.000646± 0.0000876s
scat_time
0.005940± 0.0009549s

Flux and spectrum

flux
1.07± 0.35Jy
fluence
3.63± 0.74Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
-2.22± 0.96
sp_run
-0.70± 1.46

Exposure and fluence thresholds

exp_up
282.68± 157.91hour
exp_low
154.65± 111.94hour
low_ft_68
18.1Jy ms
up_ft_68
2.5Jy ms
low_ft_95
30.5Jy ms
up_ft_95
4.3Jy ms

Fit quality

chi_sq
2038042.346
dof
2038439
flag_frac
0.232