FRB 20211003D
One-off burst
- Event ID
- 189461192
- Arrival, 400 MHz
- 2021-10-03 15:02:52.582 UTC
- Right ascension
- 118.783°
- Declination
- 23.300°
How the sub-bursts differ
This burst has 2 sub-bursts. These 6 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 | 59490.62699747153 | 59490.626997510066 |
| Arrival time, infinite frequencyMJD | 59490.62676348641 | 59490.626763524946 |
| Width (fitburst)s | 0.000384 | 0.000363 |
| Peak frequencyMHz | 406.6 | 574.9 |
| Spectral index | 0.13 | 8.48 |
| Spectral running | -4.00 | -11.71 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 118.783± 0.185degrees
dec- 23.300± 0.201degrees
gl- 197.90degrees
gb- 23.87degrees
Detection and dispersion
bonsai_snr- 29.1
snr_fitb- 41.6
bonsai_dm- 779.2pc cm⁻³
dm_fitb- 780.3025± 0.00155pc cm⁻³
dm_exc_ne2001- 713.1pc cm⁻³
dm_exc_ymw16- 697.4pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59490.62699747153± 1.57 × 10⁻¹⁰MJD
mjd_infDiffers between sub-bursts.- 59490.62676348641± 4.91 × 10⁻¹⁰MJD
Burst shape
bc_width- 0.00197s
width_fitbDiffers between sub-bursts.- 0.000384± 0.0000050s
scat_time- 0.000000s
Flux and spectrum
flux- 1.54± 0.42Jy
fluence- 4.67± 1.45Jy ms
peak_freqDiffers between sub-bursts.- 406.6MHz
low_freq- 400.2MHz
high_freq- 800.2MHz
sp_idxDiffers between sub-bursts.- 0.13± 0.52
sp_runDiffers between sub-bursts.- -4.00± 0.88
Exposure and fluence thresholds
exp_up- 90.21± 42.78hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 1.5Jy ms
low_ft_95- —
up_ft_95- 2.6Jy ms
Fit quality
chi_sq- 1714177.339
dof- 1715893
flag_frac- 0.354