FRB 20230228B
One-off burst
- Event ID
- 273827198
- Arrival, 400 MHz
- 2023-02-28 17:44:11.804 UTC
- Right ascension
- 303.161°
- Declination
- 54.279°
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Notes
- The pulse emission region was extended during fluence estimation.
- Flux and fluence. Flux/fluence estimate has an unacceptably large fractional uncertainty.
Position
ra- 303.161± 0.243degrees
dec- 54.279± 0.245degrees
gl- 89.03degrees
gb- 10.95degrees
Detection and dispersion
bonsai_snr- 9.0
snr_fitb- 10.7
bonsai_dm- 661.6pc cm⁻³
dm_fitb- 662.0824± 0.09313pc cm⁻³
dm_exc_ne2001- 539.8pc cm⁻³
dm_exc_ymw16- 513.9pc cm⁻³
Arrival time
mjd_400- 60003.73902551023± 7.64 × 10⁻⁹MJD
mjd_inf- 60003.73882697515± 2.90 × 10⁻⁸MJD
Burst shape
bc_width- 0.03244s
width_fitb- 0.000156± 0.0003361s
scat_time- 0.041212± 0.0082432s
Flux and spectrum
flux- —
fluence- —
peak_freq- 447.7MHz
low_freq- 400.2MHz
high_freq- 553.0MHz
sp_idx- 11.59± 5.28
sp_run- -51.62± 17.30
Exposure and fluence thresholds
exp_up- 129.22± 74.92hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- —
low_ft_95- —
up_ft_95- —
Fit quality
chi_sq- 1962840.358
dof- 1962947
flag_frac- 0.260