FRB 20191013C
One-off burst
- Event ID
- 57633277
- Arrival, 400 MHz
- 2019-10-13 18:32:40.848 UTC
- Right ascension
- 179.895°
- Declination
- 63.938°
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 | 58769.77269500373 | 58769.772695029555 |
| Arrival time, infinite frequencyMJD | 58769.77262629021 | 58769.77262631604 |
| Width (fitburst)s | 0.000421 | 0.000711 |
| Peak frequencyMHz | 468.9 | 461.9 |
| Highest frequencyMHz | 589.4 | 582.5 |
| Spectral index | 13.96 | 12.27 |
| Spectral running | -44.05 | -42.79 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 179.895± 0.045degrees
dec- 63.938± 0.168degrees
gl- 132.20degrees
gb- 52.25degrees
Detection and dispersion
bonsai_snr- 33.7
snr_fitb- 48.6
bonsai_dm- 228.1pc cm⁻³
dm_fitb- 229.1485± 0.00438pc cm⁻³
dm_exc_ne2001- 194.7pc cm⁻³
dm_exc_ymw16- 203.3pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58769.77269500373± 4.03 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 58769.77262629021± 1.37 × 10⁻⁹MJD
Burst shape
bc_width- 0.00393s
width_fitbDiffers between sub-bursts.- 0.000421± 0.0000116s
scat_time- 0.000000s
Flux and spectrum
flux- 1.13± 0.28Jy
fluence- 3.08± 0.67Jy ms
peak_freqDiffers between sub-bursts.- 468.9MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 589.4MHz
sp_idxDiffers between sub-bursts.- 13.96± 1.20
sp_runDiffers between sub-bursts.- -44.05± 3.41
Exposure and fluence thresholds
exp_up- 189.84± 77.92hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 1.2Jy ms
low_ft_95- —
up_ft_95- 2.1Jy ms
Fit quality
chi_sq- 2083874.489
dof- 2086225
flag_frac- 0.214