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CHIME/FRBPublic data

FRB 20211219A

One-off burst

Event ID
203613275
Arrival, 400 MHz
2021-12-19 21:53:59.675 UTC
Right ascension
296.733°
Declination
56.258°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
296.733± 0.206degrees
dec
56.258± 0.209degrees
gl
88.98degrees
gb
15.11degrees

Detection and dispersion

bonsai_snr
13.5
snr_fitb
17.1
bonsai_dm
1520.9pc cm⁻³
dm_fitb
1522.5334± 0.05400pc cm⁻³
dm_exc_ne2001
1433.2pc cm⁻³
dm_exc_ymw16
1427.5pc cm⁻³

Arrival time

mjd_400
59567.91249623399± 5.06 × 10⁻⁹MJD
mjd_inf
59567.91203968011± 1.70 × 10⁻⁸MJD

Burst shape

bc_width
0.00786s
width_fitb
0.002516± 0.0001863s
scat_time
0.000000s

Flux and spectrum

flux
0.42± 0.14Jy
fluence
1.76± 0.36Jy ms
peak_freq
440.2MHz
low_freq
400.2MHz
high_freq
689.1MHz
sp_idx
2.18± 1.44
sp_run
-11.46± 3.26

Exposure and fluence thresholds

exp_up
140.89± 78.54hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.2Jy ms
low_ft_95
—
up_ft_95
2.1Jy ms

Fit quality

chi_sq
2003160.245
dof
2003448
flag_frac
0.245