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CHIME/FRBPublic data

FRB 20230323A

One-off burst

Event ID
278253583
Arrival, 400 MHz
2023-03-23 00:57:51.653 UTC
Right ascension
75.894°
Declination
75.944°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
75.894± 0.147degrees
dec
75.944± 0.067degrees
gl
136.26degrees
gb
20.14degrees

Detection and dispersion

bonsai_snr
31.2
snr_fitb
44.0
bonsai_dm
550.4pc cm⁻³
dm_fitb
550.6520± 0.02272pc cm⁻³
dm_exc_ne2001
476.5pc cm⁻³
dm_exc_ymw16
466.1pc cm⁻³

Arrival time

mjd_400
60026.040181169206± 3.86 × 10⁻⁹MJD
mjd_inf
60026.040016048144± 7.83 × 10⁻⁹MJD

Burst shape

bc_width
0.00983s
width_fitb
0.000969± 0.0001605s
scat_time
0.030670± 0.0020221s

Flux and spectrum

flux
1.36± 0.52Jy
fluence
12.62± 3.87Jy ms
peak_freq
494.3MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
2.57± 0.56
sp_run
-6.09± 0.75

Exposure and fluence thresholds

exp_up
319.48± 150.19hour
exp_low
288.42± 96.13hour
low_ft_68
15.7Jy ms
up_ft_68
3.0Jy ms
low_ft_95
27.2Jy ms
up_ft_95
5.3Jy ms

Fit quality

chi_sq
1719471.817
dof
1721405
flag_frac
0.351