FRB 20190810D
One-off burst
- Event ID
- 47566805
- Arrival, 400 MHz
- 2019-08-10 08:57:08.989 UTC
- Right ascension
- 333.554°
- Declination
- 40.516°
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 | 58705.37302070959 | 58705.373020753585 |
| Arrival time, infinite frequencyMJD | 58705.37276964557 | 58705.372769689566 |
| Width (fitburst)s | 0.000786 | 0.001093 |
| Peak frequencyMHz | 411.2 | 467.4 |
| Highest frequencyMHz | 800.2 | 770.7 |
| Spectral index | 0.24 | 2.86 |
| Spectral running | -4.38 | -9.21 |
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Notes
- The pulse emission region was extended during fluence estimation.
- Flux and fluence. Flux/fluence could not be determined due to an unspecified computational failure in the fluence pipeline.
Position
ra- 333.554± 0.188degrees
dec- 40.516± 0.050degrees
gl- 93.29degrees
gb- -13.14degrees
Detection and dispersion
bonsai_snr- 15.9
snr_fitb- 21.4
bonsai_dm- 837.9pc cm⁻³
dm_fitb- 837.2579± 0.01292pc cm⁻³
dm_exc_ne2001- 734.2pc cm⁻³
dm_exc_ymw16- 747.2pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58705.37302070959± 1.81 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 58705.37276964557± 4.27 × 10⁻⁹MJD
Burst shape
bc_width- 0.00688s
width_fitbDiffers between sub-bursts.- 0.000786± 0.0000729s
scat_time- 0.000000s
Flux and spectrum
flux- —
fluence- —
peak_freqDiffers between sub-bursts.- 411.2MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 800.2MHz
sp_idxDiffers between sub-bursts.- 0.24± 1.33
sp_runDiffers between sub-bursts.- -4.38± 2.30
Exposure and fluence thresholds
exp_up- 85.66± 59.01hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- —
low_ft_95- —
up_ft_95- —
Fit quality
chi_sq- 2103757.926
dof- 2104207
flag_frac- 0.207