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CHIME/FRBPublic data

FRB 20230829B

One-off burst

Event ID
313872312
Arrival, 400 MHz
2023-08-29 19:12:07.322 UTC
Right ascension
87.628°
Declination
88.924°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
87.628± 0.250degrees
dec
88.924± 0.226degrees
gl
124.10degrees
gb
26.84degrees

Detection and dispersion

bonsai_snr
25.5
snr_fitb
34.3
bonsai_dm
308.5pc cm⁻³
dm_fitb
309.0343± 0.00174pc cm⁻³
dm_exc_ne2001
253.6pc cm⁻³
dm_exc_ymw16
256.2pc cm⁻³

Arrival time

mjd_400
60185.80008474136± 1.49 × 10⁻¹⁰MJD
mjd_inf
60185.799992072905± 5.44 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000282± 0.0000046s
scat_time
0.000000s

Flux and spectrum

flux
2.93± 1.21Jy
fluence
4.19± 1.67Jy ms
peak_freq
409.4MHz
low_freq
400.2MHz
high_freq
682.6MHz
sp_idx
0.40± 0.74
sp_run
-8.81± 1.73

Exposure and fluence thresholds

exp_up
5630.35± 1418.54hour
exp_low
4736.48± 1909.96hour
low_ft_68
0.9Jy ms
up_ft_68
0.8Jy ms
low_ft_95
1.6Jy ms
up_ft_95
1.4Jy ms

Fit quality

chi_sq
1417940.663
dof
1419114
flag_frac
0.465