FRB 20230608A
A burst from FRB20220912A
- Repeater
- FRB20220912A
- Event ID
- 296064857
- Arrival, 400 MHz
- 2023-06-08 14:03:39.225 UTC
- Right ascension
- 347.119°
- Declination
- 48.795°
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 | 60103.58587065907 | 60103.58587078541 |
| Arrival time, infinite frequencyMJD | 60103.58580437298 | 60103.58580449932 |
| Width (fitburst)s | 0.002481 | 0.003406 |
| Peak frequencyMHz | 522.0 | 422.9 |
| Lowest frequencyMHz | 457.7 | 400.2 |
| Highest frequencyMHz | 595.4 | 519.5 |
| Spectral index | 70.68 | 6.02 |
| Spectral running | -132.96 | -54.48 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 347.119± 0.224degrees
dec- 48.795± 0.235degrees
gl- 106.01degrees
gb- -10.66degrees
Detection and dispersion
bonsai_snr- 10.0
snr_fitb- 17.6
bonsai_dm- 220.8pc cm⁻³
dm_fitb- 221.0534± 0.14517pc cm⁻³
dm_exc_ne2001- 94.5pc cm⁻³
dm_exc_ymw16- 97.4pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 60103.58587065907± 1.81 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 60103.58580437298± 4.72 × 10⁻⁸MJD
Burst shape
bc_width- 0.01868s
width_fitbDiffers between sub-bursts.- 0.002481± 0.0002755s
scat_time- 0.000000s
Flux and spectrum
flux- 0.46± 0.20Jy
fluence- 3.47± 0.95Jy ms
peak_freqDiffers between sub-bursts.- 522.0MHz
low_freqDiffers between sub-bursts.- 457.7MHz
high_freqDiffers between sub-bursts.- 595.4MHz
sp_idxDiffers between sub-bursts.- 70.68± 15.22
sp_runDiffers between sub-bursts.- -132.96± 28.13
Exposure and fluence thresholds
exp_up- 114.93± 65.24hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 2.6Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 7.1Jy ms
Fit quality
chi_sq- 1825914.951
dof- 1826215
flag_frac- 0.312