FRB 20221205F
A burst from FRB20220912A
- Repeater
- FRB20220912A
- Event ID
- 253963472
- Arrival, 400 MHz
- 2022-12-05 02:13:36.010 UTC
- Right ascension
- 347.385°
- Declination
- 48.806°
How the sub-bursts differ
This burst has 2 sub-bursts. These 7 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 | 59918.09277788846 | 59918.092778574784 |
| Arrival time, infinite frequencyMJD | 59918.09271208323 | 59918.09271276956 |
| Width (fitburst)s | 0.010507 | 0.001400 |
| Peak frequencyMHz | 673.7 | 400.2 |
| Lowest frequencyMHz | 559.1 | 400.2 |
| Spectral index | 68.98 | -2.44 |
| Spectral running | -66.22 | -0.79 |
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Position
ra- 347.385± 0.195degrees
dec- 48.806± 0.194degrees
gl- 106.18degrees
gb- -10.72degrees
Detection and dispersion
bonsai_snr- 16.6
snr_fitb- 28.1
bonsai_dm- 224.0pc cm⁻³
dm_fitb- 219.4498± 0.04125pc cm⁻³
dm_exc_ne2001- 93.4pc cm⁻³
dm_exc_ymw16- 96.3pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59918.09277788846± 1.11 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 59918.09271208323± 1.66 × 10⁻⁸MJD
Burst shape
bc_width- 0.07668s
width_fitbDiffers between sub-bursts.- 0.010507± 0.0006500s
scat_time- 0.000000s
Flux and spectrum
flux- 0.58± 0.27Jy
fluence- 14.61± 5.83Jy ms
peak_freqDiffers between sub-bursts.- 673.7MHz
low_freqDiffers between sub-bursts.- 559.1MHz
high_freq- 800.2MHz
sp_idxDiffers between sub-bursts.- 68.98± 7.91
sp_runDiffers between sub-bursts.- -66.22± 7.59
Exposure and fluence thresholds
exp_up- 120.67± 62.67hour
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- 1930249.468
dof- 1931029
flag_frac- 0.272