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CHIME/FRBPublic data

FRB 20210820A

One-off burst

Event ID
181531565
Arrival, 400 MHz
2021-08-20 22:39:18.435 UTC
Right ascension
187.645°
Declination
76.394°

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Localization

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Waterfall

Position

ra
187.645± 0.216degrees
dec
76.394± 0.248degrees
gl
124.55degrees
gb
40.67degrees

Detection and dispersion

bonsai_snr
11.0
snr_fitb
18.9
bonsai_dm
643.4pc cm⁻³
dm_fitb
643.8462± 0.00086pc cm⁻³
dm_exc_ne2001
603.9pc cm⁻³
dm_exc_ymw16
611.3pc cm⁻³

Arrival time

mjd_400
59446.943963371086± 1.30 × 10⁻¹⁰MJD
mjd_inf
59446.9437703044± 2.87 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000132± 0.0000010s
scat_time
0.000000s

Flux and spectrum

flux
1.11± 0.27Jy
fluence
1.75± 0.34Jy ms
peak_freq
568.6MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
9.78± 2.20
sp_run
-13.92± 2.76

Exposure and fluence thresholds

exp_up
282.66± 154.35hour
exp_low
316.84± 185.09hour
low_ft_68
6.1Jy ms
up_ft_68
1.1Jy ms
low_ft_95
10.2Jy ms
up_ft_95
1.9Jy ms

Fit quality

chi_sq
1746166.103
dof
1746516
flag_frac
0.342