FRB 20221102C
A burst from FRB20220912A
- Repeater
- FRB20220912A
- Event ID
- 250364807
- Arrival, 400 MHz
- 2022-11-02 04:26:58.944 UTC
- Right ascension
- 347.061°
- Declination
- 48.796°
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 | 59885.185404366486 | 59885.18540444184 |
| Arrival time, infinite frequencyMJD | 59885.18533818112 | 59885.18533825648 |
| Width (fitburst)s | 0.004305 | 0.003642 |
| Peak frequencyMHz | 580.7 | 464.0 |
| Lowest frequencyMHz | 516.3 | 413.3 |
| Highest frequencyMHz | 653.1 | 520.9 |
| Spectral index | 124.14 | 50.95 |
| Spectral running | -166.74 | -172.19 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 347.061± 0.219degrees
dec- 48.796± 0.212degrees
gl- 105.97degrees
gb- -10.65degrees
Detection and dispersion
bonsai_snr- 12.6
snr_fitb- 22.7
bonsai_dm- 221.2pc cm⁻³
dm_fitb- 220.7175± 0.20630pc cm⁻³
dm_exc_ne2001- 94.0pc cm⁻³
dm_exc_ymw16- 96.9pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59885.18540444184± 1.64 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 59885.18533825648± 6.40 × 10⁻⁸MJD
Burst shape
bc_width- 0.01769s
width_fitbDiffers between sub-bursts.- 0.003642± 0.0003430s
scat_time- 0.000000s
Flux and spectrum
flux- 0.42± 0.21Jy
fluence- 3.74± 1.12Jy ms
peak_freqDiffers between sub-bursts.- 464.0MHz
low_freqDiffers between sub-bursts.- 413.3MHz
high_freqDiffers between sub-bursts.- 520.9MHz
sp_idxDiffers between sub-bursts.- 50.95± 9.89
sp_runDiffers between sub-bursts.- -172.19± 32.29
Exposure and fluence thresholds
exp_up- 117.75± 64.25hour
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- 1971025.581
dof- 1971529
flag_frac- 0.257