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CHIME/FRBPublic data

FRB 20211120A

One-off burst

Event ID
198407104
Arrival, 400 MHz
2021-11-20 16:39:49.921 UTC
Right ascension
189.993°
Declination
51.130°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
189.993± 0.186degrees
dec
51.130± 0.057degrees
gl
127.34degrees
gb
65.90degrees

Detection and dispersion

bonsai_snr
15.3
snr_fitb
21.7
bonsai_dm
461.4pc cm⁻³
dm_fitb
462.1191± 0.00068pc cm⁻³
dm_exc_ne2001
433.4pc cm⁻³
dm_exc_ymw16
440.7pc cm⁻³

Arrival time

mjd_400
59538.694327787736± 4.97 × 10⁻¹¹MJD
mjd_inf
59538.69418921457± 2.10 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000143± 0.0000010s
scat_time
0.000000s

Flux and spectrum

flux
0.81± 0.27Jy
fluence
1.52± 0.43Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
738.6MHz
sp_idx
-4.57± 1.01
sp_run
1.33± 1.80

Exposure and fluence thresholds

exp_up
109.80± 64.38hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.8Jy ms
low_ft_95
—
up_ft_95
1.4Jy ms

Fit quality

chi_sq
1949200.208
dof
1949664
flag_frac
0.265