FRB 20210213A
One-off burst
- Event ID
- 157646917
- Arrival, 400 MHz
- 2021-02-13 11:12:12.954 UTC
- Right ascension
- 191.724°
- Declination
- 83.277°
How the sub-bursts differ
This burst has 3 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 | Sub-burst 3 |
|---|---|---|---|
| Arrival time, 400 MHzMJD | 59258.46681659963 | 59258.466816731525 | 59258.4668168533 |
| Arrival time, infinite frequencyMJD | 59258.46667191746 | 59258.46667204935 | 59258.466672171126 |
| Width (fitburst)s | 0.001139 | 0.000988 | 0.000770 |
| Peak frequencyMHz | 434.4 | 419.2 | 417.0 |
| Highest frequencyMHz | 489.0 | 487.8 | 471.1 |
| Spectral index | 26.89 | 9.26 | 12.69 |
| Spectral running | -164.08 | -100.12 | -154.46 |
Loading
Loading
Notes
- The pulse emission region was extended during fluence estimation.
- Flux and fluence. Flux/fluence could not be determined due to an unspecified computational failure in the fluence pipeline.
Position
ra- 191.724± 0.198degrees
dec- 83.277± 0.094degrees
gl- 123.09degrees
gb- 33.85degrees
Detection and dispersion
bonsai_snr- 13.4
snr_fitb- 32.7
bonsai_dm- 481.6pc cm⁻³
dm_fitb- 482.4917± 0.02082pc cm⁻³
dm_exc_ne2001- 436.5pc cm⁻³
dm_exc_ymw16- 442.6pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59258.46681659963± 2.09 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 59258.46667191746± 6.58 × 10⁻⁹MJD
Burst shape
bc_width- 0.01376s
width_fitbDiffers between sub-bursts.- 0.001139± 0.0002575s
scat_time- 0.000000s
Flux and spectrum
flux- —
fluence- —
peak_freqDiffers between sub-bursts.- 434.4MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 489.0MHz
sp_idxDiffers between sub-bursts.- 26.89± 9.44
sp_runDiffers between sub-bursts.- -164.08± 53.22
Exposure and fluence thresholds
exp_up- 563.77± 287.87hour
exp_low- 642.76± 342.45hour
low_ft_68- —
up_ft_68- —
low_ft_95- —
up_ft_95- —
Fit quality
chi_sq- 2007082.027
dof- 2008136
flag_frac- 0.243