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CHIME/FRBPublic data

FRB 20230909A

One-off burst

Event ID
317291168
Arrival, 400 MHz
2023-09-09 03:30:26.077 UTC
Right ascension
279.834°
Declination
0.025°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
279.834± 0.220degrees
dec
0.025± 0.313degrees
gl
31.57degrees
gb
2.70degrees

Detection and dispersion

bonsai_snr
11.4
snr_fitb
14.5
bonsai_dm
744.9pc cm⁻³
dm_fitb
744.7857± 0.06298pc cm⁻³
dm_exc_ne2001
88.8pc cm⁻³
dm_exc_ymw16
122.5pc cm⁻³

Arrival time

mjd_400
60196.14613514818± 1.23 × 10⁻⁸MJD
mjd_inf
60196.14591181331± 2.26 × 10⁻⁸MJD

Burst shape

bc_width
0.01081s
width_fitb
0.000445± 0.0002707s
scat_time
0.071975± 0.0103492s

Flux and spectrum

flux
1.85± 0.78Jy
fluence
14.64± 5.65Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
-3.28± 1.95
sp_run
0.93± 2.35

Exposure and fluence thresholds

exp_up
76.27± 44.39hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
7.7Jy ms
low_ft_95
—
up_ft_95
13.7Jy ms

Fit quality

chi_sq
1293036.309
dof
1293239
flag_frac
0.513