FRB 20230702E
A burst from FRB20220912A
- Repeater
- FRB20220912A
- Event ID
- 300719762
- Arrival, 400 MHz
- 2023-07-02 12:23:56.319 UTC
- Right ascension
- 345.147°
- 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 | 60127.51662406284 | 60127.51662416836 |
| Arrival time, infinite frequencyMJD | 60127.51655762987 | 60127.516557735384 |
| Width (fitburst)s | 0.003175 | 0.002487 |
| Peak frequencyMHz | 572.9 | 525.6 |
| Lowest frequencyMHz | 527.8 | 466.5 |
| Highest frequencyMHz | 621.7 | 592.2 |
| Spectral index | 246.27 | 88.07 |
| Spectral running | -343.28 | -161.55 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 345.147± 0.213degrees
dec- 48.795± 0.206degrees
gl- 104.80degrees
gb- -10.14degrees
Detection and dispersion
bonsai_snr- 10.7
snr_fitb- 29.1
bonsai_dm- 222.0pc cm⁻³
dm_fitb- 221.5432± 0.13168pc cm⁻³
dm_exc_ne2001- 89.2pc cm⁻³
dm_exc_ymw16- 92.4pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 60127.51662406284± 2.01 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 60127.51655762987± 4.43 × 10⁻⁸MJD
Burst shape
bc_width- 0.01573s
width_fitbDiffers between sub-bursts.- 0.003175± 0.0002117s
scat_time- 0.000000s
Flux and spectrum
flux- 0.41± 0.19Jy
fluence- 0.87± 0.15Jy ms
peak_freqDiffers between sub-bursts.- 572.9MHz
low_freqDiffers between sub-bursts.- 527.8MHz
high_freqDiffers between sub-bursts.- 621.7MHz
sp_idxDiffers between sub-bursts.- 246.27± 31.04
sp_runDiffers between sub-bursts.- -343.28± 43.10
Exposure and fluence thresholds
exp_up- 121.15± 63.35hour
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- 1808857.547
dof- 1809691
flag_frac- 0.318