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CHIME/FRBPublic data

FRB 20220916A

One-off burst

Event ID
245716936
Arrival, 400 MHz
2022-09-16 00:07:44.135 UTC
Right ascension
237.340°
Declination
79.879°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
237.340± 0.205degrees
dec
79.879± 0.235degrees
gl
114.38degrees
gb
34.09degrees

Detection and dispersion

bonsai_snr
14.0
snr_fitb
24.4
bonsai_dm
492.9pc cm⁻³
dm_fitb
493.1932± 0.00132pc cm⁻³
dm_exc_ne2001
448.3pc cm⁻³
dm_exc_ymw16
454.3pc cm⁻³

Arrival time

mjd_400
59838.005371932064± 1.99 × 10⁻¹⁰MJD
mjd_inf
59838.00522404087± 4.44 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000233± 0.0000039s
scat_time
0.000000s

Flux and spectrum

flux
2.00± 0.76Jy
fluence
3.74± 1.38Jy ms
peak_freq
542.5MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
1.79± 0.90
sp_run
-2.95± 1.17

Exposure and fluence thresholds

exp_up
400.18± 218.11hour
exp_low
412.85± 235.83hour
low_ft_68
6.9Jy ms
up_ft_68
2.2Jy ms
low_ft_95
12.7Jy ms
up_ft_95
4.1Jy ms

Fit quality

chi_sq
1722110.589
dof
1722702
flag_frac
0.351