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CHIME/FRBPublic data

FRB 20201031D

One-off burst

Event ID
140466737
Arrival, 400 MHz
2020-10-31 20:15:17.250 UTC
Right ascension
224.670°
Declination
69.590°

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Localization

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Waterfall

Notes

  • This event should be excluded from parameter inference due to non-nominal telescope operation.
  • This low S/N event was first identified by citizen scientists on the Zooniverse platform.
  • The pulse emission region was extended during fluence estimation.
  • Exposure. Event occurred during a period affected by miscellaneous system problems (e.g. data corruption or timing errors) and should be excluded from population studies.

Position

ra
224.670± 0.242degrees
dec
69.590± 0.280degrees
gl
108.20degrees
gb
43.72degrees

Detection and dispersion

bonsai_snr
7.9
snr_fitb
6.6
bonsai_dm
1485.3pc cm⁻³
dm_fitb
1486.4591± 0.22701pc cm⁻³
dm_exc_ne2001
1449.4pc cm⁻³
dm_exc_ymw16
1456.3pc cm⁻³

Arrival time

mjd_400
59153.84394965815± 4.10 × 10⁻⁸MJD
mjd_inf
59153.84350392167± 7.95 × 10⁻⁸MJD

Burst shape

bc_width
0.00492s
width_fitb
0.001375± 0.0002256s
scat_time
0.000000s

Flux and spectrum

flux
0.44± 0.31Jy
fluence
1.34± 0.87Jy ms
peak_freq
624.9MHz
low_freq
518.9MHz
high_freq
752.7MHz
sp_idx
59.28± 33.41
sp_run
-66.50± 33.80

Exposure and fluence thresholds

exp_up
197.87± 119.15hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.4Jy ms
low_ft_95
—
up_ft_95
2.9Jy ms

Fit quality

chi_sq
2108224.063
dof
2108262
flag_frac
0.206