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CHIME/FRBPublic data

FRB 20220216A

One-off burst

Event ID
212128683
Arrival, 400 MHz
2022-02-16 19:22:24.012 UTC
Right ascension
316.692°
Declination
9.727°

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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.
  • The pulse emission region was extended during fluence estimation.
  • Exposure. Event occurred on a day with low sensitivity - identified via pulsar-based monitoring of system noise - and should be excluded from population studies.

Position

ra
316.692± 0.239degrees
dec
9.727± 0.310degrees
gl
59.00degrees
gb
-24.29degrees

Detection and dispersion

bonsai_snr
10.1
snr_fitb
9.2
bonsai_dm
530.1pc cm⁻³
dm_fitb
530.8107± 0.02865pc cm⁻³
dm_exc_ne2001
469.1pc cm⁻³
dm_exc_ymw16
481.0pc cm⁻³

Arrival time

mjd_400
59626.807222359246± 3.17 × 10⁻⁹MJD
mjd_inf
59626.80706318789± 9.16 × 10⁻⁹MJD

Burst shape

bc_width
0.00295s
width_fitb
0.000822± 0.0001255s
scat_time
0.000000s

Flux and spectrum

flux
1.08± 0.72Jy
fluence
3.69± 1.25Jy ms
peak_freq
464.7MHz
low_freq
400.2MHz
high_freq
697.2MHz
sp_idx
4.18± 2.73
sp_run
-13.98± 5.64

Exposure and fluence thresholds

exp_up
71.65± 47.49hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
2.0Jy ms
low_ft_95
—
up_ft_95
3.4Jy ms

Fit quality

chi_sq
1399433.182
dof
1399512
flag_frac
0.473