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CHIME/FRBPublic data
Repeater
FRB20220912A
Event ID
258885247
Arrival, 400 MHz
2022-12-30 00:27:05.810 UTC
Right ascension
344.722°
Declination
48.802°

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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
344.722± 0.208degrees
dec
48.802± 0.212degrees
gl
104.55degrees
gb
-10.01degrees

Detection and dispersion

bonsai_snr
13.5
snr_fitb
35.0
bonsai_dm
220.8pc cm⁻³
dm_fitb
221.1518± 0.15474pc cm⁻³
dm_exc_ne2001
87.4pc cm⁻³
dm_exc_ymw16
90.6pc cm⁻³

Arrival time

mjd_400
59943.018817249846± 1.65 × 10⁻⁸MJD
mjd_inf
59943.01875093426± 4.93 × 10⁻⁸MJD

Burst shape

bc_width
0.01475s
width_fitb
0.004280± 0.0003496s
scat_time
0.009948± 0.0015754s

Flux and spectrum

flux
2.55± 1.68Jy
fluence
12.30± 3.58Jy ms
peak_freq
478.0MHz
low_freq
419.6MHz
high_freq
544.4MHz
sp_idx
48.24± 3.93
sp_run
-135.84± 10.52

Exposure and fluence thresholds

exp_up
117.02± 65.19hour
exp_low
0.00± 0.00hour
low_ft_68
0.0Jy ms
up_ft_68
2.6Jy ms
low_ft_95
0.0Jy ms
up_ft_95
7.1Jy ms

Fit quality

chi_sq
1930463.695
dof
1931681
flag_frac
0.272