FRB 20220228B
A burst from FRB20220123A
- Repeater
- FRB20220123A
- Event ID
- 213399775
- Arrival, 400 MHz
- 2022-02-28 10:59:22.576 UTC
- Right ascension
- 202.642°
- Declination
- 48.838°
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 202.642± 0.160degrees
dec- 48.838± 0.023degrees
gl- 106.30degrees
gb- 67.01degrees
Detection and dispersion
bonsai_snr- 29.1
snr_fitb- 47.8
bonsai_dm- 120.9pc cm⁻³
dm_fitb- 120.8569± 0.00205pc cm⁻³
dm_exc_ne2001- 92.2pc cm⁻³
dm_exc_ymw16- 99.3pc cm⁻³
Arrival time
mjd_400- 59638.45790018066± 1.27 × 10⁻¹⁰MJD
mjd_inf- 59638.45786393995± 6.26 × 10⁻¹⁰MJD
Burst shape
bc_width- 0.00197s
width_fitb- 0.000256± 0.0000031s
scat_time- 0.000000s
Flux and spectrum
flux- 1.26± 0.46Jy
fluence- 2.72± 0.80Jy ms
peak_freq- 441.6MHz
low_freq- 400.2MHz
high_freq- 537.4MHz
sp_idx- 11.77± 1.31
sp_run- -59.76± 5.30
Exposure and fluence thresholds
exp_up- 53.49± 55.20hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 0.8Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 1.6Jy ms
Fit quality
chi_sq- 2046532.655
dof- 2048808
flag_frac- 0.228