FRB 20181030E
One-off burst
- Event ID
- 20050501
- Arrival, 400 MHz
- 2018-10-30 14:25:59.505 UTC
- Right ascension
- 135.769°
- Declination
- 8.889°
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 | 58421.60138316393 | 58421.60138319774 |
| Arrival time, infinite frequencyMJD | 58421.601335271545 | 58421.60133530536 |
| Width (fitburst)s | 0.000443 | 0.001405 |
| Peak frequencyMHz | 477.8 | 483.7 |
| Highest frequencyMHz | 571.4 | 591.9 |
| Spectral index | 25.46 | 21.44 |
| Spectral running | -71.85 | -56.55 |
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Notes
- This event was included in Catalog 1.
- The pulse emission region was extended during fluence estimation.
Position
ra- 135.769± 0.020degrees
dec- 8.889± 0.191degrees
gl- 220.30degrees
gb- 33.24degrees
Detection and dispersion
bonsai_snr- 24.3
snr_fitb- 42.2
bonsai_dm- 158.5pc cm⁻³
dm_fitb- 159.7134± 0.00711pc cm⁻³
dm_exc_ne2001- 109.7pc cm⁻³
dm_exc_ymw16- 113.9pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58421.60138316393± 6.98 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 58421.601335271545± 2.24 × 10⁻⁹MJD
Burst shape
bc_width- 0.00590s
width_fitbDiffers between sub-bursts.- 0.000443± 0.0000141s
scat_time- 0.000000s
Flux and spectrum
flux- 2.56± 1.90Jy
fluence- 8.49± 4.76Jy ms
peak_freqDiffers between sub-bursts.- 477.8MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 571.4MHz
sp_idxDiffers between sub-bursts.- 25.46± 2.37
sp_runDiffers between sub-bursts.- -71.85± 6.11
Exposure and fluence thresholds
exp_up- 91.15± 31.38hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 7.5Jy ms
low_ft_95- —
up_ft_95- 14.9Jy ms
Fit quality
chi_sq- 1530897.471
dof- 1532671
flag_frac- 0.423