FRB 20201114A
A burst from FRB20201114A
- Repeater
- FRB20201114A
- Event ID
- 143460991
- Arrival, 400 MHz
- 2020-11-14 19:11:57.900 UTC
- Right ascension
- 221.322°
- Declination
- 71.671°
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 | 59167.79997557011 | 59167.79997563618 | 59167.79997569783 |
| Arrival time, infinite frequencyMJD | 59167.79987932295 | 59167.79987938903 | 59167.79987945068 |
| Width (fitburst)s | 0.001842 | 0.001410 | 0.001074 |
| Peak frequencyMHz | 682.7 | 655.4 | 622.1 |
| Lowest frequencyMHz | 628.8 | 595.7 | 570.4 |
| Highest frequencyMHz | 741.2 | 721.2 | 678.5 |
| Spectral index | 363.20 | 248.72 | 269.83 |
| Spectral running | -340.01 | -252.08 | -305.81 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 221.322± 0.219degrees
dec- 71.671± 0.242degrees
gl- 111.15degrees
gb- 42.76degrees
Detection and dispersion
bonsai_snr- 11.7
snr_fitb- 26.6
bonsai_dm- 322.7pc cm⁻³
dm_fitb- 320.9687± 0.12538pc cm⁻³
dm_exc_ne2001- 283.2pc cm⁻³
dm_exc_ymw16- 290.2pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59167.79997569783± 2.21 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 59167.79987945068± 4.36 × 10⁻⁸MJD
Burst shape
bc_width- 0.01671s
width_fitbDiffers between sub-bursts.- 0.001074± 0.0001278s
scat_time- 0.000000s
Flux and spectrum
flux- 0.60± 0.39Jy
fluence- 4.13± 1.48Jy ms
peak_freqDiffers between sub-bursts.- 622.1MHz
low_freqDiffers between sub-bursts.- 570.4MHz
high_freqDiffers between sub-bursts.- 678.5MHz
sp_idxDiffers between sub-bursts.- 269.83± 83.50
sp_runDiffers between sub-bursts.- -305.81± 94.85
Exposure and fluence thresholds
exp_up- 230.11± 126.57hour
exp_low- 227.13± 81.07hour
low_ft_68- 47.7Jy ms
up_ft_68- 5.4Jy ms
low_ft_95- 84.2Jy ms
up_ft_95- 9.8Jy ms
Fit quality
chi_sq- 2078884.154
dof- 2079578
flag_frac- 0.216