FRB 20190805E
One-off burst
- Event ID
- 46662865
- Arrival, 400 MHz
- 2019-08-05 03:11:00.072 UTC
- Right ascension
- 240.783°
- Declination
- 75.461°
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 | 58700.13263965165 | 58700.132639720374 |
| Arrival time, infinite frequencyMJD | 58700.132543270636 | 58700.13254333936 |
| Width (fitburst)s | 0.001327 | 0.000447 |
| Peak frequencyMHz | 404.1 | 400.2 |
| Highest frequencyMHz | 468.7 | 470.8 |
| Spectral index | 2.05 | -7.28 |
| Spectral running | -104.70 | -42.37 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 240.783± 0.033degrees
dec- 75.461± 0.200degrees
gl- 109.58degrees
gb- 36.24degrees
Detection and dispersion
bonsai_snr- 15.3
snr_fitb- 30.8
bonsai_dm- 320.3pc cm⁻³
dm_fitb- 321.4151± 0.01967pc cm⁻³
dm_exc_ne2001- 279.0pc cm⁻³
dm_exc_ymw16- 285.3pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58700.132639720374± 5.79 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 58700.13254333936± 5.93 × 10⁻⁹MJD
Burst shape
bc_width- 0.00885s
width_fitbDiffers between sub-bursts.- 0.000447± 0.0000235s
scat_time- 0.000000s
Flux and spectrum
flux- 0.87± 0.30Jy
fluence- 4.29± 1.00Jy ms
peak_freqDiffers between sub-bursts.- 400.2MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 470.8MHz
sp_idxDiffers between sub-bursts.- -7.28± 4.47
sp_runDiffers between sub-bursts.- -42.37± 28.20
Exposure and fluence thresholds
exp_up- 273.68± 150.62hour
exp_low- 167.82± 125.53hour
low_ft_68- 15.0Jy ms
up_ft_68- 2.4Jy ms
low_ft_95- 24.8Jy ms
up_ft_95- 4.1Jy ms
Fit quality
chi_sq- 1872254.531
dof- 1873195
flag_frac- 0.294