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CHIME/FRBPublic data

FRB 20220318A

One-off burst

Event ID
216674842
Arrival, 400 MHz
2022-03-18 23:05:54.183 UTC
Right ascension
41.062°
Declination
74.659°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
41.062± 0.113degrees
dec
74.659± 0.015degrees
gl
130.32degrees
gb
13.43degrees

Detection and dispersion

bonsai_snr
46.7
snr_fitb
72.3
bonsai_dm
454.9pc cm⁻³
dm_fitb
455.5748± 0.00381pc cm⁻³
dm_exc_ne2001
349.7pc cm⁻³
dm_exc_ymw16
312.5pc cm⁻³

Arrival time

mjd_400
59656.962432670996± 5.99 × 10⁻¹⁰MJD
mjd_inf
59656.962296060236± 1.29 × 10⁻⁹MJD

Burst shape

bc_width
0.00786s
width_fitb
0.000215± 0.0000278s
scat_time
0.016209± 0.0004581s

Flux and spectrum

flux
2.10± 0.57Jy
fluence
13.06± 2.82Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
715.7MHz
sp_idx
-3.61± 0.25
sp_run
-0.61± 0.43

Exposure and fluence thresholds

exp_up
2.86± 7.54hour
exp_low
17.71± 30.72hour
low_ft_68
11.3Jy ms
up_ft_68
1.8Jy ms
low_ft_95
19.2Jy ms
up_ft_95
3.1Jy ms

Fit quality

chi_sq
1752793.561
dof
1758017
flag_frac
0.338