FRB 20200806A
One-off burst
- Event ID
- 113517043
- Arrival, 400 MHz
- 2020-08-06 23:53:08.991 UTC
- Right ascension
- 194.967°
- Declination
- 39.689°
How the sub-bursts differ
This burst has 2 sub-bursts. These 7 measurements differ between them and are highlighted below. Everything else is the same for every sub-burst.
| Measurement | Sub-burst 1 | Sub-burst 2 |
|---|---|---|
| Arrival time, 400 MHzMJD | 59067.99524295394 | 59067.99524300562 |
| Arrival time, infinite frequencyMJD | 59067.995178493125 | 59067.9951785448 |
| Width (fitburst)s | 0.000352 | 0.005762 |
| Peak frequencyMHz | 758.5 | 650.2 |
| Lowest frequencyMHz | 400.2 | 456.0 |
| Spectral index | 6.82 | 17.75 |
| Spectral running | -5.33 | -18.29 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 194.967± 0.194degrees
dec- 39.689± 0.199degrees
gl- 115.53degrees
gb- 77.32degrees
Detection and dispersion
bonsai_snr- 12.2
snr_fitb- 18.5
bonsai_dm- 213.5pc cm⁻³
dm_fitb- 214.9664± 0.01510pc cm⁻³
dm_exc_ne2001- 193.6pc cm⁻³
dm_exc_ymw16- 195.0pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59067.99524295394± 2.81 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 59067.995178493125± 5.33 × 10⁻⁹MJD
Burst shape
bc_width- 0.01180s
width_fitbDiffers between sub-bursts.- 0.000352± 0.0000190s
scat_time- 0.000442± 0.0000215s
Flux and spectrum
flux- 0.40± 0.22Jy
fluence- 2.61± 1.06Jy ms
peak_freqDiffers between sub-bursts.- 758.5MHz
low_freqDiffers between sub-bursts.- 400.2MHz
high_freq- 800.2MHz
sp_idxDiffers between sub-bursts.- 6.82± 5.05
sp_runDiffers between sub-bursts.- -5.33± 5.38
Exposure and fluence thresholds
exp_up- 96.76± 51.85hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 2.8Jy ms
low_ft_95- —
up_ft_95- 5.1Jy ms
Fit quality
chi_sq- 2120562.010
dof- 2120892
flag_frac- 0.201