FRB 20211119E
One-off burst
- Event ID
- 198287814
- Arrival, 400 MHz
- 2021-11-19 20:11:26.520 UTC
- Right ascension
- 241.592°
- Declination
- 44.201°
How the sub-bursts differ
This burst has 3 sub-bursts. These 8 measurements differ between them and are highlighted below. Everything else is the same for every sub-burst.
| Measurement | Sub-burst 1 | Sub-burst 2 | Sub-burst 3 |
|---|---|---|---|
| Arrival time, 400 MHzMJD | 59537.841279161396 | 59537.84127919274 | 59537.841279228545 |
| Arrival time, infinite frequencyMJD | 59537.84121611175 | 59537.8412161431 | 59537.841216178895 |
| Width (fitburst)s | 0.000334 | 0.000323 | 0.000181 |
| Peak frequencyMHz | 468.0 | 448.0 | 429.1 |
| Lowest frequencyMHz | 435.1 | 414.4 | 400.2 |
| Highest frequencyMHz | 503.3 | 484.3 | 461.9 |
| Spectral index | 136.08 | 85.61 | 59.29 |
| Spectral running | -434.81 | -379.25 | -424.89 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 241.592± 0.189degrees
dec- 44.201± 0.058degrees
gl- 69.85degrees
gb- 47.62degrees
Detection and dispersion
bonsai_snr- 15.7
snr_fitb- 37.3
bonsai_dm- 210.7pc cm⁻³
dm_fitb- 210.2604± 0.00406pc cm⁻³
dm_exc_ne2001- 176.9pc cm⁻³
dm_exc_ymw16- 183.1pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59537.841279161396± 4.94 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 59537.84121611175± 1.31 × 10⁻⁹MJD
Burst shape
bc_width- 0.00492s
width_fitbDiffers between sub-bursts.- 0.000334± 0.0000233s
scat_time- 0.000000s
Flux and spectrum
flux- 0.31± 0.15Jy
fluence- 1.75± 0.58Jy ms
peak_freqDiffers between sub-bursts.- 468.0MHz
low_freqDiffers between sub-bursts.- 435.1MHz
high_freqDiffers between sub-bursts.- 503.3MHz
sp_idxDiffers between sub-bursts.- 136.08± 41.04
sp_runDiffers between sub-bursts.- -434.81± 129.38
Exposure and fluence thresholds
exp_up- 89.68± 60.75hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 1.0Jy ms
low_ft_95- —
up_ft_95- 1.8Jy ms
Fit quality
chi_sq- 2032356.557
dof- 2033732
flag_frac- 0.234