FRB 20230510C
A burst from FRB20220505A
- Repeater
- FRB20220505A
- Event ID
- 288976463
- Arrival, 400 MHz
- 2023-05-10 06:56:46.451 UTC
- Right ascension
- 30.503°
- Declination
- 74.938°
How the sub-bursts differ
This burst has 3 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 |
|---|---|---|---|
| Arrival time, 400 MHzMJD | 60074.28942632929 | 60074.28942645265 | 60074.28942652007 |
| Arrival time, infinite frequencyMJD | 60074.289244643 | 60074.289244766354 | 60074.28924483377 |
| Width (fitburst)s | 0.001774 | 0.001411 | 0.006456 |
| Peak frequencyMHz | 495.7 | 499.8 | 474.1 |
| Lowest frequencyMHz | 416.0 | 444.8 | 444.5 |
| Highest frequencyMHz | 590.7 | 561.8 | 505.7 |
| Spectral index | 32.06 | 75.05 | 186.92 |
| Spectral running | -74.89 | -168.76 | -551.35 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 30.503± 0.197degrees
dec- 74.938± 0.353degrees
gl- 127.56degrees
gb- 12.70degrees
Detection and dispersion
bonsai_snr- 16.4
snr_fitb- 30.3
bonsai_dm- 609.0pc cm⁻³
dm_fitb- 605.8944± 0.06796pc cm⁻³
dm_exc_ne2001- 494.8pc cm⁻³
dm_exc_ymw16- 452.5pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 60074.28942652007± 1.12 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 60074.28924483377± 2.33 × 10⁻⁸MJD
Burst shape
bc_width- 0.03441s
width_fitbDiffers between sub-bursts.- 0.006456± 0.0007044s
scat_time- 0.000000s
Flux and spectrum
flux- 1.08± 0.28Jy
fluence- 10.44± 1.96Jy ms
peak_freqDiffers between sub-bursts.- 474.1MHz
low_freqDiffers between sub-bursts.- 444.5MHz
high_freqDiffers between sub-bursts.- 505.7MHz
sp_idxDiffers between sub-bursts.- 186.92± 39.23
sp_runDiffers between sub-bursts.- -551.35± 116.26
Exposure and fluence thresholds
exp_up- 291.84± 163.72hour
exp_low- 205.91± 124.98hour
low_ft_68- 16.6Jy ms
up_ft_68- 2.9Jy ms
low_ft_95- 33.7Jy ms
up_ft_95- 5.8Jy ms
Fit quality
chi_sq- 1417876.595
dof- 1418780
flag_frac- 0.465