FRB 20211218B
One-off burst
- Event ID
- 203412387
- Arrival, 400 MHz
- 2021-12-18 03:35:34.656 UTC
- Right ascension
- 21.456°
- Declination
- 32.826°
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 21.456± 0.168degrees
dec- 32.826± 0.063degrees
gl- 131.23degrees
gb- -29.49degrees
Detection and dispersion
bonsai_snr- 30.7
snr_fitb- 43.8
bonsai_dm- 547.5pc cm⁻³
dm_fitb- 548.3587± 0.03302pc cm⁻³
dm_exc_ne2001- 495.8pc cm⁻³
dm_exc_ymw16- 503.7pc cm⁻³
Arrival time
mjd_400- 59566.14970666104± 5.12 × 10⁻⁹MJD
mjd_inf- 59566.14954222767± 1.11 × 10⁻⁸MJD
Burst shape
bc_width- 0.02654s
width_fitb- 0.002106± 0.0004067s
scat_time- 0.033181± 0.0023130s
Flux and spectrum
flux- 0.78± 0.33Jy
fluence- 14.43± 4.24Jy ms
peak_freq- 400.2MHz
low_freq- 400.2MHz
high_freq- 664.7MHz
sp_idx- -2.78± 0.51
sp_run- -3.46± 1.03
Exposure and fluence thresholds
exp_up- 94.26± 43.14hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 2.9Jy ms
low_ft_95- —
up_ft_95- 5.0Jy ms
Fit quality
chi_sq- 1587565.853
dof- 1589477
flag_frac- 0.297