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CHIME/FRBPublic data

FRB 20221202E

One-off burst

Event ID
253495487
Arrival, 400 MHz
2022-12-02 12:35:40.326 UTC
Right ascension
139.456°
Declination
22.885°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
139.456± 0.239degrees
dec
22.885± 0.264degrees
gl
205.56degrees
gb
41.77degrees

Detection and dispersion

bonsai_snr
10.0
snr_fitb
13.8
bonsai_dm
752.9pc cm⁻³
dm_fitb
753.6541± 0.10954pc cm⁻³
dm_exc_ne2001
710.6pc cm⁻³
dm_exc_ymw16
717.4pc cm⁻³

Arrival time

mjd_400
59915.524772288± 1.62 × 10⁻⁸MJD
mjd_inf
59915.52454629382± 3.66 × 10⁻⁸MJD

Burst shape

bc_width
0.01475s
width_fitb
0.002847± 0.0009419s
scat_time
0.025317± 0.0057786s

Flux and spectrum

flux
0.38± 0.17Jy
fluence
2.92± 0.96Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
770.6MHz
sp_idx
-2.79± 1.43
sp_run
-1.10± 2.37

Exposure and fluence thresholds

exp_up
77.22± 47.33hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.6Jy ms
low_ft_95
—
up_ft_95
2.8Jy ms

Fit quality

chi_sq
1861512.991
dof
1861697
flag_frac
0.299