FRB 20200513B
A burst from FRB20190208A
- Repeater
- FRB20190208A
- Event ID
- 84032182
- Arrival, 400 MHz
- 2020-05-13 11:24:33.237 UTC
- Right ascension
- 283.694°
- Declination
- 46.963°
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 | 58982.47538434367 | 58982.47538469011 |
| Arrival time, infinite frequencyMJD | 58982.47521054026 | 58982.4752108867 |
| Width (fitburst)s | 0.000804 | 0.001898 |
| Peak frequencyMHz | 741.6 | 467.0 |
| Lowest frequencyMHz | 615.0 | 400.2 |
| Highest frequencyMHz | 800.2 | 628.4 |
| Spectral index | 81.06 | 8.06 |
| Spectral running | -65.71 | -26.10 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 283.694± 0.203degrees
dec- 46.963± 0.193degrees
gl- 76.76degrees
gb- 18.93degrees
Detection and dispersion
bonsai_snr- 13.7
snr_fitb- 23.8
bonsai_dm- 580.7pc cm⁻³
dm_fitb- 579.6063± 0.04710pc cm⁻³
dm_exc_ne2001- 507.7pc cm⁻³
dm_exc_ymw16- 513.8pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58982.47538469011± 5.03 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 58982.4752108867± 1.50 × 10⁻⁸MJD
Burst shape
bc_width- 0.00393s
width_fitbDiffers between sub-bursts.- 0.001898± 0.0002485s
scat_time- 0.000000s
Flux and spectrum
flux- 1.03± 0.37Jy
fluence- 1.75± 0.69Jy ms
peak_freqDiffers between sub-bursts.- 467.0MHz
low_freqDiffers between sub-bursts.- 400.2MHz
high_freqDiffers between sub-bursts.- 628.4MHz
sp_idxDiffers between sub-bursts.- 8.06± 3.54
sp_runDiffers between sub-bursts.- -26.10± 8.36
Exposure and fluence thresholds
exp_up- 116.27± 62.07hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 2.1Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 4.5Jy ms
Fit quality
chi_sq- 1995922.026
dof- 1996477
flag_frac- 0.248