FRB 20221206E
A burst from FRB20220912A
- Repeater
- FRB20220912A
- Event ID
- 254197944
- Arrival, 400 MHz
- 2022-12-06 02:11:31.907 UTC
- Right ascension
- 347.242°
- Declination
- 48.800°
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 | 59919.09134151957 | 59919.09134169796 | 59919.0913417962 |
| Arrival time, infinite frequencyMJD | 59919.091275164676 | 59919.09127534307 | 59919.09127544131 |
| Width (fitburst)s | 0.003009 | 0.003368 | 0.004100 |
| Peak frequencyMHz | 751.2 | 607.3 | 473.5 |
| Lowest frequencyMHz | 690.2 | 521.0 | 400.2 |
| Highest frequencyMHz | 800.2 | 707.8 | 621.9 |
| Spectral index | 404.49 | 81.83 | 10.42 |
| Spectral running | -321.17 | -98.11 | -30.98 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 347.242± 0.212degrees
dec- 48.800± 0.216degrees
gl- 106.08degrees
gb- -10.69degrees
Detection and dispersion
bonsai_snr- 12.1
snr_fitb- 18.5
bonsai_dm- 222.4pc cm⁻³
dm_fitb- 221.2828± 0.15232pc cm⁻³
dm_exc_ne2001- 95.0pc cm⁻³
dm_exc_ymw16- 97.8pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59919.09134151957± 3.31 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 59919.091275164676± 5.64 × 10⁻⁸MJD
Burst shape
bc_width- 0.01868s
width_fitbDiffers between sub-bursts.- 0.003009± 0.0004524s
scat_time- 0.000000s
Flux and spectrum
flux- 0.39± 0.23Jy
fluence- 5.68± 1.63Jy ms
peak_freqDiffers between sub-bursts.- 751.2MHz
low_freqDiffers between sub-bursts.- 690.2MHz
high_freqDiffers between sub-bursts.- 800.2MHz
sp_idxDiffers between sub-bursts.- 404.49± 77.72
sp_runDiffers between sub-bursts.- -321.17± 62.30
Exposure and fluence thresholds
exp_up- 117.00± 64.60hour
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- 1890522.825
dof- 1890848
flag_frac- 0.288