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CHIME/FRBPublic data

FRB 20211120B

One-off burst

Event ID
198385300
Arrival, 400 MHz
2021-11-20 07:39:15.792 UTC
Right ascension
54.141°
Declination
32.331°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
54.141± 0.007degrees
dec
32.331± 0.154degrees
gl
159.00degrees
gb
-18.74degrees

Detection and dispersion

bonsai_snr
19.8
snr_fitb
30.0
bonsai_dm
358.7pc cm⁻³
dm_fitb
359.1105± 0.01316pc cm⁻³
dm_exc_ne2001
277.2pc cm⁻³
dm_exc_ymw16
267.4pc cm⁻³

Arrival time

mjd_400
59538.3189327755± 1.42 × 10⁻⁹MJD
mjd_inf
59538.31882509097± 4.20 × 10⁻⁹MJD

Burst shape

bc_width
0.00393s
width_fitb
0.000289± 0.0000341s
scat_time
0.003125± 0.0002716s

Flux and spectrum

flux
0.92± 0.38Jy
fluence
3.20± 1.30Jy ms
peak_freq
482.5MHz
low_freq
400.2MHz
high_freq
590.3MHz
sp_idx
21.15± 2.12
sp_run
-56.58± 5.08

Exposure and fluence thresholds

exp_up
95.57± 43.61hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
2.3Jy ms
low_ft_95
—
up_ft_95
4.1Jy ms

Fit quality

chi_sq
1933541.387
dof
1934435
flag_frac
0.271