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CHIME/FRBPublic data

FRB 20230321A

One-off burst

Event ID
277863893
Arrival, 400 MHz
2023-03-21 17:58:41.359 UTC
Right ascension
329.206°
Declination
49.488°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
329.206± 0.039degrees
dec
49.488± 0.063degrees
gl
96.22degrees
gb
-4.11degrees

Detection and dispersion

bonsai_snr
25.4
snr_fitb
38.5
bonsai_dm
476.4pc cm⁻³
dm_fitb
476.5885± 0.04448pc cm⁻³
dm_exc_ne2001
233.9pc cm⁻³
dm_exc_ymw16
227.8pc cm⁻³

Arrival time

mjd_400
60024.74908979863± 4.74 × 10⁻⁹MJD
mjd_inf
60024.74894688659± 1.42 × 10⁻⁸MJD

Burst shape

bc_width
0.01081s
width_fitb
0.001456± 0.0001742s
scat_time
0.012995± 0.0009657s

Flux and spectrum

flux
1.02± 0.42Jy
fluence
10.15± 2.95Jy ms
peak_freq
466.5MHz
low_freq
400.2MHz
high_freq
583.6MHz
sp_idx
14.07± 1.49
sp_run
-45.91± 4.03

Exposure and fluence thresholds

exp_up
121.84± 64.14hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
3.1Jy ms
low_ft_95
—
up_ft_95
5.4Jy ms

Fit quality

chi_sq
1920165.137
dof
1921637
flag_frac
0.276