FRB 20201206C
One-off burst
- Event ID
- 145980644
- Arrival, 400 MHz
- 2020-12-06 17:22:45.121 UTC
- Right ascension
- 216.215°
- Declination
- 25.461°
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 | 59189.724133346615 | 59189.72413337298 |
| Arrival time, infinite frequencyMJD | 59189.724034137165 | 59189.72403416353 |
| Width (fitburst)s | 0.000351 | 0.000852 |
| Peak frequencyMHz | 424.0 | 423.4 |
| Highest frequencyMHz | 481.6 | 478.5 |
| Spectral index | 16.44 | 17.39 |
| Spectral running | -142.07 | -154.13 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 216.215± 0.038degrees
dec- 25.461± 0.183degrees
gl- 33.67degrees
gb- 69.02degrees
Detection and dispersion
bonsai_snr- 20.3
snr_fitb- 48.5
bonsai_dm- 330.4pc cm⁻³
dm_fitb- 330.8475± 0.00540pc cm⁻³
dm_exc_ne2001- 309.2pc cm⁻³
dm_exc_ymw16- 309.4pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59189.724133346615± 2.26 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 59189.724034137165± 1.63 × 10⁻⁹MJD
Burst shape
bc_width- 0.00393s
width_fitbDiffers between sub-bursts.- 0.000351± 0.0000075s
scat_time- 0.000000s
Flux and spectrum
flux- 0.74± 0.24Jy
fluence- 2.73± 0.60Jy ms
peak_freqDiffers between sub-bursts.- 424.0MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 481.6MHz
sp_idxDiffers between sub-bursts.- 16.44± 2.22
sp_runDiffers between sub-bursts.- -142.07± 14.37
Exposure and fluence thresholds
exp_up- 93.28± 38.03hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 0.9Jy ms
low_ft_95- —
up_ft_95- 1.6Jy ms
Fit quality
chi_sq- 2044683.787
dof- 2047021
flag_frac- 0.229