FRB 20190810A
A burst from FRB20190117A
- Repeater
- FRB20190117A
- Event ID
- 47566210
- Arrival, 400 MHz
- 2019-08-10 08:52:29.697 UTC
- Right ascension
- 331.849°
- Declination
- 17.371°
How the sub-bursts differ
This burst has 3 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 | Sub-burst 3 |
|---|---|---|---|
| Arrival time, 400 MHzMJD | 58705.369787953496 | 58705.36978808935 | 58705.36978815948 |
| Arrival time, infinite frequencyMJD | 58705.36967016491 | 58705.369670300766 | 58705.36967037089 |
| Width (fitburst)s | 0.002864 | 0.002862 | 0.000583 |
| Peak frequencyMHz | 746.5 | 694.5 | 632.4 |
| Lowest frequencyMHz | 612.4 | 586.5 | 497.5 |
| Spectral index | 73.20 | 88.85 | 36.63 |
| Spectral running | -58.71 | -80.59 | -40.03 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 331.849± 0.166degrees
dec- 17.371± 0.189degrees
gl- 76.42degrees
gb- -30.32degrees
Detection and dispersion
bonsai_snr- 31.5
snr_fitb- 68.3
bonsai_dm- 397.9pc cm⁻³
dm_fitb- 392.8059± 0.03787pc cm⁻³
dm_exc_ne2001- 344.6pc cm⁻³
dm_exc_ymw16- 352.8pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58705.36978815948± 7.23 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 58705.36967037089± 1.35 × 10⁻⁸MJD
Burst shape
bc_width- 0.02556s
width_fitbDiffers between sub-bursts.- 0.000583± 0.0000646s
scat_time- 0.020630± 0.0011967s
Flux and spectrum
flux- 2.70± 0.73Jy
fluence- 33.05± 7.25Jy ms
peak_freqDiffers between sub-bursts.- 632.4MHz
low_freqDiffers between sub-bursts.- 497.5MHz
high_freq- 800.2MHz
sp_idxDiffers between sub-bursts.- 36.63± 4.94
sp_runDiffers between sub-bursts.- -40.03± 4.66
Exposure and fluence thresholds
exp_up- 94.81± 37.40hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 7.8Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 22.1Jy ms
Fit quality
chi_sq- 1980002.852
dof- 1984645
flag_frac- 0.252