FRB 20190609A
One-off burst
- Arrival, 400 MHz
- 2019-06-09 02:46:02.142 UTC
- Right ascension
- 345.300°
- Declination
- 87.940°
How the sub-bursts differ
This burst has 2 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 |
|---|---|---|
| Arrival time, 400 MHzMJD | 58643.11530257009 | 58643.115302659 |
| Arrival time, infinite frequencyMJD | 58643.1152076199 | 58643.1152077088 |
| Width (fitburst)s | 0.000432 | 0.002120 |
| Peak frequencyMHz | 579.3 | 600.5 |
| Lowest frequencyMHz | 491.0 | 499.1 |
| Highest frequencyMHz | 683.4 | 722.4 |
| Spectral index | 62.40 | 55.00 |
| Spectral running | -84.00 | -67.00 |
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Notes
- This burst was excluded from the population analyses in the Catalog 1 paper.
Position
ra- 345.300± 0.280degrees
dec- 87.940± 0.330degrees
gl- 121.88degrees
gb- 25.30degrees
Detection and dispersion
bonsai_snr- 10.8
snr_fitb- 21.0
bonsai_dm- 315.4pc cm⁻³
dm_fitb- 316.6434± 0.00230pc cm⁻³
dm_exc_ne2001- 258.2pc cm⁻³
dm_exc_ymw16- 259.5pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58643.11530257009± 9.30 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 58643.1152076199± 1.20 × 10⁻⁹MJD
Burst shape
bc_width- 0.00492s
width_fitbDiffers between sub-bursts.- 0.000432± 0.0000340s
scat_time- <0.00050s
Flux and spectrum
flux- 3.60± 1.60Jy
fluence- 10.40± 4.10Jy ms
peak_freqDiffers between sub-bursts.- 579.3MHz
low_freqDiffers between sub-bursts.- 491.0MHz
high_freqDiffers between sub-bursts.- 683.4MHz
sp_idxDiffers between sub-bursts.- 62.40± 9.60
sp_runDiffers between sub-bursts.- -84.00± 13.00
Exposure and fluence thresholds
exp_up- 330.00± 140.00hour
exp_low- 330.00± 120.00hour
low_ft_68- 8.4Jy ms
up_ft_68- 6.4Jy ms
low_ft_95- 17.3Jy ms
up_ft_95- 13.5Jy ms
Fit quality
chi_sq- 185074.758
dof- 183909
flag_frac- 0.409