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CHIME/FRBPublic data

FRB 20211216B

One-off burst

Event ID
203016290
Arrival, 400 MHz
2021-12-16 04:42:06.698 UTC
Right ascension
34.913°
Declination
52.710°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
34.913± 0.201degrees
dec
52.710± 0.202degrees
gl
136.21degrees
gb
-7.87degrees

Detection and dispersion

bonsai_snr
16.0
snr_fitb
25.6
bonsai_dm
454.1pc cm⁻³
dm_fitb
454.5276± 0.01713pc cm⁻³
dm_exc_ne2001
304.5pc cm⁻³
dm_exc_ymw16
280.1pc cm⁻³

Arrival time

mjd_400
59564.1959108525± 1.09 × 10⁻⁹MJD
mjd_inf
59564.19577455575± 5.25 × 10⁻⁹MJD

Burst shape

bc_width
0.00295s
width_fitb
0.000454± 0.0000381s
scat_time
0.001197± 0.0001299s

Flux and spectrum

flux
0.63± 0.25Jy
fluence
2.63± 0.83Jy ms
peak_freq
432.9MHz
low_freq
400.2MHz
high_freq
505.9MHz
sp_idx
14.86± 2.76
sp_run
-94.67± 12.95

Exposure and fluence thresholds

exp_up
129.91± 70.95hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
2.1Jy ms
low_ft_95
—
up_ft_95
3.7Jy ms

Fit quality

chi_sq
1992918.229
dof
1993565
flag_frac
0.249