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CHIME/FRBPublic data

FRB 20220221B

One-off burst

Event ID
212584625
Arrival, 400 MHz
2022-02-21 00:12:43.635 UTC
Right ascension
32.388°
Declination
68.981°

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Localization

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Waterfall

Position

ra
32.388± 0.045degrees
dec
68.981± 0.197degrees
gl
129.87degrees
gb
7.17degrees

Detection and dispersion

bonsai_snr
15.1
snr_fitb
18.0
bonsai_dm
340.9pc cm⁻³
dm_fitb
341.8939± 0.07192pc cm⁻³
dm_exc_ne2001
181.9pc cm⁻³
dm_exc_ymw16
88.6pc cm⁻³

Arrival time

mjd_400
59631.008838364636± 6.30 × 10⁻⁹MJD
mjd_inf
59631.00873584276± 2.25 × 10⁻⁸MJD

Burst shape

bc_width
0.00786s
width_fitb
0.002215± 0.0001981s
scat_time
0.000000s

Flux and spectrum

flux
0.57± 0.34Jy
fluence
1.83± 0.80Jy ms
peak_freq
476.2MHz
low_freq
400.2MHz
high_freq
584.4MHz
sp_idx
19.10± 3.33
sp_run
-54.92± 9.12

Exposure and fluence thresholds

exp_up
225.62± 119.80hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.9Jy ms
low_ft_95
—
up_ft_95
1.7Jy ms

Fit quality

chi_sq
622064.442
dof
622382
flag_frac
0.269