FRB 20220221A
One-off burst
- Event ID
- 212688518
- Arrival, 400 MHz
- 2022-02-21 21:23:54.986 UTC
- Right ascension
- 352.727°
- Declination
- 76.903°
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 352.727± 0.172degrees
dec- 76.903± 0.082degrees
gl- 118.31degrees
gb- 14.76degrees
Detection and dispersion
bonsai_snr- 26.3
snr_fitb- 40.4
bonsai_dm- 252.7pc cm⁻³
dm_fitb- 253.1946± 0.00104pc cm⁻³
dm_exc_ne2001- 157.0pc cm⁻³
dm_exc_ymw16- 130.4pc cm⁻³
Arrival time
mjd_400- 59631.891608633465± 1.24 × 10⁻¹⁰MJD
mjd_inf- 59631.891532709364± 3.37 × 10⁻¹⁰MJD
Burst shape
bc_width- 0.00098s
width_fitb- 0.000099± 0.0000056s
scat_time- 0.000734± 0.0000235s
Flux and spectrum
flux- 1.97± 0.62Jy
fluence- 4.59± 1.13Jy ms
peak_freq- 400.2MHz
low_freq- 400.2MHz
high_freq- 646.2MHz
sp_idx- -0.59± 0.66
sp_run- -8.79± 1.68
Exposure and fluence thresholds
exp_up- 329.36± 170.75hour
exp_low- 449.64± 82.33hour
low_ft_68- 6.0Jy ms
up_ft_68- 1.4Jy ms
low_ft_95- 10.4Jy ms
up_ft_95- 2.5Jy ms
Fit quality
chi_sq- 1728526.182
dof- 1730153
flag_frac- 0.348