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CHIME/FRBPublic data

FRB 20210501B

One-off burst

Event ID
169842259
Arrival, 400 MHz
2021-05-01 18:30:52.368 UTC
Right ascension
18.294°
Declination
65.716°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
18.294± 0.092degrees
dec
65.716± 0.201degrees
gl
125.17degrees
gb
2.94degrees

Detection and dispersion

bonsai_snr
15.5
snr_fitb
28.7
bonsai_dm
383.8pc cm⁻³
dm_fitb
383.4430± 0.00710pc cm⁻³
dm_exc_ne2001
174.8pc cm⁻³
dm_exc_ymw16
55.4pc cm⁻³

Arrival time

mjd_400
59335.77143944756± 1.10 × 10⁻⁹MJD
mjd_inf
59335.77132446658± 2.40 × 10⁻⁹MJD

Burst shape

bc_width
0.00393s
width_fitb
0.000025± 0.0000173s
scat_time
0.012166± 0.0008440s

Flux and spectrum

flux
1.03± 0.32Jy
fluence
4.80± 0.73Jy ms
peak_freq
556.2MHz
low_freq
458.5MHz
high_freq
674.6MHz
sp_idx
40.64± 4.16
sp_run
-61.73± 5.97

Exposure and fluence thresholds

exp_up
196.12± 106.05hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
3.9Jy ms
low_ft_95
—
up_ft_95
6.4Jy ms

Fit quality

chi_sq
1889070.477
dof
1889885
flag_frac
0.288