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CHIME/FRBPublic data

FRB 20210920B

One-off burst

Event ID
187000612
Arrival, 400 MHz
2021-09-20 13:56:06.139 UTC
Right ascension
270.094°
Declination
82.000°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
270.094± 0.189degrees
dec
82.000± 0.281degrees
gl
114.04degrees
gb
28.61degrees

Detection and dispersion

bonsai_snr
20.9
snr_fitb
23.9
bonsai_dm
1130.2pc cm⁻³
dm_fitb
1131.2563± 0.01015pc cm⁻³
dm_exc_ne2001
1079.8pc cm⁻³
dm_exc_ymw16
1084.0pc cm⁻³

Arrival time

mjd_400
59477.58062660343± 9.63 × 10⁻¹⁰MJD
mjd_inf
59477.58028737971± 3.19 × 10⁻⁹MJD

Burst shape

bc_width
0.00295s
width_fitb
0.000892± 0.0000337s
scat_time
0.000000s

Flux and spectrum

flux
1.33± 0.63Jy
fluence
4.45± 1.53Jy ms
peak_freq
427.0MHz
low_freq
400.2MHz
high_freq
668.8MHz
sp_idx
1.48± 1.14
sp_run
-11.43± 2.64

Exposure and fluence thresholds

exp_up
542.22± 274.71hour
exp_low
574.40± 289.86hour
low_ft_68
1.0Jy ms
up_ft_68
0.4Jy ms
low_ft_95
1.8Jy ms
up_ft_95
0.8Jy ms

Fit quality

chi_sq
1588647.124
dof
1589214
flag_frac
0.401