FRB 20190111A
One-off burst
- Arrival, 400 MHz
- 2019-01-11 15:05:50.921 UTC
- Right ascension
- 217.000°
- Declination
- 26.780°
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 | 58494.62906158942 | 58494.6290616226 | 58494.629061676 |
| Arrival time, infinite frequencyMJD | 58494.62901002225 | 58494.6290100554 | 58494.6290101088 |
| Width (fitburst)s | 0.000360 | 0.000438 | <0.00079 |
| Peak frequencyMHz | 638.9 | 474.4 | 400.2 |
| Highest frequencyMHz | 800.2 | 649.7 | 635.8 |
| Spectral index | 6.35 | 7.91 | -2.30 |
| Spectral running | -6.78 | -23.30 | -5.80 |
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Position
ra- 217.000± 0.150degrees
dec- 26.780± 0.120degrees
gl- 37.55degrees
gb- 68.51degrees
Detection and dispersion
bonsai_snr- 64.3
snr_fitb- 131.7
bonsai_dm- 173.1pc cm⁻³
dm_fitb- 171.9682± 0.00082pc cm⁻³
dm_exc_ne2001- 150.5pc cm⁻³
dm_exc_ymw16- 150.5pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58494.62906158942± 4.60 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 58494.62901002225± 5.20 × 10⁻¹⁰MJD
Burst shape
bc_width- 0.00590s
width_fitbDiffers between sub-bursts.- 0.000360± 0.0000150s
scat_time- 0.000535± 0.0000270s
Flux and spectrum
flux- 3.60± 1.40Jy
fluence- 17.00± 7.20Jy ms
peak_freqDiffers between sub-bursts.- 638.9MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 800.2MHz
sp_idxDiffers between sub-bursts.- 6.35± 0.43
sp_runDiffers between sub-bursts.- -6.78± 0.47
Exposure and fluence thresholds
exp_up- 16.20± 5.10hour
exp_low- —
low_ft_68- 0.0Jy ms
up_ft_68- 3.6Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 6.5Jy ms
Fit quality
chi_sq- 467399.933
dof- 433487
flag_frac- 0.304