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CHIME/FRBPublic data

FRB 20230131A

One-off burst

Event ID
268190703
Arrival, 400 MHz
2023-01-31 14:15:33.046 UTC
Right ascension
225.311°
Declination
54.228°

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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 affected by miscellaneous system problems (e.g. data corruption or timing errors) and should be excluded from population studies.

Position

ra
225.311± 0.188degrees
dec
54.228± 0.043degrees
gl
90.68degrees
gb
54.00degrees

Detection and dispersion

bonsai_snr
15.1
snr_fitb
21.0
bonsai_dm
137.1pc cm⁻³
dm_fitb
136.7954± 0.00396pc cm⁻³
dm_exc_ne2001
104.2pc cm⁻³
dm_exc_ymw16
111.8pc cm⁻³

Arrival time

mjd_400
59975.59413247468± 3.01 × 10⁻¹⁰MJD
mjd_inf
59975.59409145459± 1.22 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000326± 0.0000128s
scat_time
0.000000s

Flux and spectrum

flux
0.63± 0.33Jy
fluence
1.06± 0.58Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
653.9MHz
sp_idx
-3.66± 1.46
sp_run
-2.11± 3.98

Exposure and fluence thresholds

exp_up
110.31± 72.00hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.5Jy ms
low_ft_95
—
up_ft_95
1.0Jy ms

Fit quality

chi_sq
1867418.934
dof
1867854
flag_frac
0.296