FRB 20220714C
A burst from FRB20220529A
- Repeater
- FRB20220529A
- Event ID
- 235911911
- Arrival, 400 MHz
- 2022-07-14 13:44:43.606 UTC
- Right ascension
- 19.175°
- Declination
- 20.492°
How the sub-bursts differ
This burst has 4 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 | Sub-burst 3 | Sub-burst 4 |
|---|---|---|---|---|
| Arrival time, 400 MHzMJD | 59774.57272692688 | 59774.5727271704 | 59774.57272718927 | 59774.57272756867 |
| Arrival time, infinite frequencyMJD | 59774.572652788585 | 59774.572653032104 | 59774.57265305097 | 59774.572653430376 |
| Width (fitburst)s | 0.001739 | 0.002197 | 0.023548 | 0.002630 |
| Peak frequencyMHz | 697.6 | 769.3 | 694.3 | 676.4 |
| Lowest frequencyMHz | 649.2 | 741.2 | 646.4 | 618.8 |
| Highest frequencyMHz | 749.7 | 798.5 | 745.9 | 739.3 |
| Spectral index | 493.29 | 2165.69 | 495.49 | 304.98 |
| Spectral running | -443.83 | -1656.84 | -449.60 | -290.59 |
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Notes
- Fitburst. Fitburst was run with an older version that used the upper edge of the frequency channel and the start of the time integration rather than the channel and integration centers used in the current version.
Position
ra- 19.175± 0.186degrees
dec- 20.492± 0.220degrees
gl- 130.90degrees
gb- -41.99degrees
Detection and dispersion
bonsai_snr- 14.5
snr_fitb- 32.3
bonsai_dm- 246.3pc cm⁻³
dm_fitb- 247.2392± 0.26547pc cm⁻³
dm_exc_ne2001- 207.2pc cm⁻³
dm_exc_ymw16- 216.3pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59774.57272692688± 5.34 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 59774.572652788585± 9.59 × 10⁻⁸MJD
Burst shape
bc_width- 0.00688s
width_fitbDiffers between sub-bursts.- 0.001739± 0.0004027s
scat_time- 0.000000s
Flux and spectrum
flux- 0.85± 0.35Jy
fluence- 8.49± 2.39Jy ms
peak_freqDiffers between sub-bursts.- 697.6MHz
low_freqDiffers between sub-bursts.- 649.2MHz
high_freqDiffers between sub-bursts.- 749.7MHz
sp_idxDiffers between sub-bursts.- 493.29± 312.20
sp_runDiffers between sub-bursts.- -443.83± 284.68
Exposure and fluence thresholds
exp_up- 86.05± 46.08hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 3.7Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 7.8Jy ms
Fit quality
chi_sq- 1818612.978
dof- 1819401
flag_frac- 0.315