FRB 20211228B
One-off burst
- Event ID
- 204757164
- Arrival, 400 MHz
- 2021-12-28 14:10:19.324 UTC
- Right ascension
- 189.210°
- Declination
- 57.997°
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 189.210± 0.182degrees
dec- 57.997± 0.180degrees
gl- 126.69degrees
gb- 59.02degrees
Detection and dispersion
bonsai_snr- 20.1
snr_fitb- 30.6
bonsai_dm- 274.2pc cm⁻³
dm_fitb- 274.3667± 0.00607pc cm⁻³
dm_exc_ne2001- 242.7pc cm⁻³
dm_exc_ymw16- 251.1pc cm⁻³
Arrival time
mjd_400- 59576.590501440434± 1.07 × 10⁻⁹MJD
mjd_inf- 59576.590419167565± 2.11 × 10⁻⁹MJD
Burst shape
bc_width- 0.01180s
width_fitb- 0.000026± 0.0000233s
scat_time- 0.031184± 0.0020444s
Flux and spectrum
flux- 0.82± 0.28Jy
fluence- 6.22± 1.41Jy ms
peak_freq- 544.5MHz
low_freq- 400.2MHz
high_freq- 800.2MHz
sp_idx- 9.06± 1.23
sp_run- -14.71± 1.63
Exposure and fluence thresholds
exp_up- 150.33± 70.37hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 3.1Jy ms
low_ft_95- —
up_ft_95- 5.0Jy ms
Fit quality
chi_sq- 2058733.762
dof- 2059661
flag_frac- 0.224