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CHIME/FRBPublic data
Repeater
FRB20220912A
Event ID
311851183
Arrival, 400 MHz
2023-08-15 09:34:28.800 UTC
Right ascension
347.270°
Declination
48.797°

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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 during a period when the L4 metadata system was offline or misconfigured and should be excluded from population studies.

Position

ra
347.270± 0.220degrees
dec
48.797± 0.228degrees
gl
106.10degrees
gb
-10.70degrees

Detection and dispersion

bonsai_snr
10.6
snr_fitb
14.8
bonsai_dm
220.4pc cm⁻³
dm_fitb
220.6447± 0.05135pc cm⁻³
dm_exc_ne2001
94.4pc cm⁻³
dm_exc_ymw16
97.3pc cm⁻³

Arrival time

mjd_400
60171.39894444229± 3.55 × 10⁻⁹MJD
mjd_inf
60171.39887827875± 1.58 × 10⁻⁸MJD

Burst shape

bc_width
0.00786s
width_fitb
0.001307± 0.0001807s
scat_time
0.000000s

Flux and spectrum

flux
0.61± 0.23Jy
fluence
2.56± 0.67Jy ms
peak_freq
451.4MHz
low_freq
400.2MHz
high_freq
555.4MHz
sp_idx
12.91± 4.10
sp_run
-53.57± 15.60

Exposure and fluence thresholds

exp_up
116.47± 64.64hour
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
1756022.912
dof
1756236
flag_frac
0.338