FRB 20230624B
A burst from FRB20220912A
- Repeater
- FRB20220912A
- Event ID
- 299027437
- Arrival, 400 MHz
- 2023-06-24 12:51:34.229 UTC
- Right ascension
- 344.826°
- 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 | 60119.53581251505 | 60119.535812839225 |
| Arrival time, infinite frequencyMJD | 60119.5357464495 | 60119.535746773676 |
| Width (fitburst)s | 0.000306 | 0.001820 |
| Peak frequencyMHz | 487.4 | 440.6 |
| Lowest frequencyMHz | 450.4 | 408.9 |
| Highest frequencyMHz | 527.5 | 474.8 |
| Spectral index | 145.57 | 79.37 |
| Spectral running | -369.05 | -412.42 |
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Position
ra- 344.826± 0.227degrees
dec- 48.795± 0.240degrees
gl- 104.61degrees
gb- -10.05degrees
Detection and dispersion
bonsai_snr- 9.3
snr_fitb- 15.9
bonsai_dm- 224.8pc cm⁻³
dm_fitb- 220.3179± 0.10336pc cm⁻³
dm_exc_ne2001- 87.0pc cm⁻³
dm_exc_ymw16- 90.2pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 60119.535812839225± 7.78 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 60119.535746773676± 3.20 × 10⁻⁸MJD
Burst shape
bc_width- 0.00295s
width_fitbDiffers between sub-bursts.- 0.001820± 0.0005395s
scat_time- 0.006439± 0.0009525s
Flux and spectrum
flux- 0.29± 0.18Jy
fluence- 3.07± 1.28Jy ms
peak_freqDiffers between sub-bursts.- 440.6MHz
low_freqDiffers between sub-bursts.- 408.9MHz
high_freqDiffers between sub-bursts.- 474.8MHz
sp_idxDiffers between sub-bursts.- 79.37± 23.59
sp_runDiffers between sub-bursts.- -412.42± 117.65
Exposure and fluence thresholds
exp_up- 114.69± 64.95hour
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- 1799729.470
dof- 1799970
flag_frac- 0.322