FRB 20220227B
One-off burst
- Event ID
- 213249847
- Arrival, 400 MHz
- 2022-02-27 03:36:17.611 UTC
- Right ascension
- 90.903°
- Declination
- 58.276°
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 90.903± 0.220degrees
dec- 58.276± 0.231degrees
gl- 155.46degrees
gb- 16.91degrees
Detection and dispersion
bonsai_snr- 10.6
snr_fitb- 12.1
bonsai_dm- 666.0pc cm⁻³
dm_fitb- 666.4792± 0.00957pc cm⁻³
dm_exc_ne2001- 578.3pc cm⁻³
dm_exc_ymw16- 558.0pc cm⁻³
Arrival time
mjd_400- 59637.15020383238± 1.21 × 10⁻⁹MJD
mjd_inf- 59637.15000397884± 3.12 × 10⁻⁹MJD
Burst shape
bc_width- 0.00197s
width_fitb- 0.000198± 0.0000578s
scat_time- 0.003981± 0.0006975s
Flux and spectrum
flux- 0.58± 0.22Jy
fluence- 1.36± 0.45Jy ms
peak_freq- 447.2MHz
low_freq- 400.2MHz
high_freq- 704.6MHz
sp_idx- 2.48± 2.16
sp_run- -11.15± 3.67
Exposure and fluence thresholds
exp_up- 141.57± 86.07hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 1.0Jy ms
low_ft_95- —
up_ft_95- 1.9Jy ms
Fit quality
chi_sq- 749309.405
dof- 749449
flag_frac- 0.262