FRB 20220408B
One-off burst
- Event ID
- 219738329
- Arrival, 400 MHz
- 2022-04-08 18:21:17.105 UTC
- Right ascension
- 354.313°
- Declination
- 23.942°
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 354.313± 0.342degrees
dec- 23.942± 0.219degrees
gl- 101.91degrees
gb- -35.88degrees
Detection and dispersion
bonsai_snr- 12.9
snr_fitb- 19.9
bonsai_dm- 452.5pc cm⁻³
dm_fitb- 452.9243± 0.05850pc cm⁻³
dm_exc_ne2001- 410.3pc cm⁻³
dm_exc_ymw16- 418.1pc cm⁻³
Arrival time
mjd_400- 59677.764781310274± 4.97 × 10⁻⁹MJD
mjd_inf- 59677.76464549431± 1.82 × 10⁻⁸MJD
Burst shape
bc_width- 0.00688s
width_fitb- 0.000546± 0.0001457s
scat_time- 0.009899± 0.0011135s
Flux and spectrum
flux- 0.34± 0.13Jy
fluence- 2.29± 0.45Jy ms
peak_freq- 458.9MHz
low_freq- 400.2MHz
high_freq- 538.7MHz
sp_idx- 24.54± 4.35
sp_run- -89.59± 13.96
Exposure and fluence thresholds
exp_up- 89.03± 45.81hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 2.4Jy ms
low_ft_95- —
up_ft_95- 3.9Jy ms
Fit quality
chi_sq- 1624625.592
dof- 1625015
flag_frac- 0.388