FRB 20181119D
One-off burst
- Previous name
- FRB121102
- Event ID
- 20843898
- Arrival, 400 MHz
- 2018-11-19 09:38:41.781 UTC
- Right ascension
- 83.135°
- Declination
- 33.203°
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 | 58441.401872262984 | 58441.40187237464 | 58441.40187246366 |
| Arrival time, infinite frequencyMJD | 58441.401702467934 | 58441.40170257959 | 58441.40170266861 |
| Width (fitburst)s | 0.007290 | 0.017532 | 0.007658 |
| Peak frequencyMHz | 654.8 | 611.7 | 599.0 |
| Lowest frequencyMHz | 582.5 | 597.0 | 506.3 |
| Highest frequencyMHz | 736.0 | 626.6 | 708.6 |
| Spectral index | 165.73 | 3330.85 | 65.68 |
| Spectral running | -168.29 | -3925.93 | -81.44 |
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Notes
- This event was included in Catalog 1.
- Fitburst and/or flux/fluence pipeline results are taken from Catalog 1.
- The pulse emission region was extended during fluence estimation.
- Flux and fluence. Flux/fluence measurements and errors taken from Catalog 1.
Position
ra- 83.135± 0.179degrees
dec- 33.203± 0.181degrees
gl- 174.90degrees
gb- -0.09degrees
Detection and dispersion
bonsai_snr- 23.7
snr_fitb- 43.1
bonsai_dm- 595.2pc cm⁻³
dm_fitb- 566.2390± 0.53199pc cm⁻³
dm_exc_ne2001- 378.0pc cm⁻³
dm_exc_ymw16- 279.3pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58441.40187246366± 1.08 × 10⁻⁷MJD
mjd_infDiffers between sub-bursts.- 58441.40170266861± 1.93 × 10⁻⁷MJD
Burst shape
bc_width- 0.03342s
width_fitbDiffers between sub-bursts.- 0.007658± 0.0017096s
scat_time- 0.039303± 0.0148758s
Flux and spectrum
flux- 0.46± 0.28Jy
fluence- 12.60± 5.50Jy ms
peak_freqDiffers between sub-bursts.- 599.0MHz
low_freqDiffers between sub-bursts.- 506.3MHz
high_freqDiffers between sub-bursts.- 708.6MHz
sp_idxDiffers between sub-bursts.- 65.68± 16.57
sp_runDiffers between sub-bursts.- -81.44± 21.58
Exposure and fluence thresholds
exp_up- 97.62± 43.10hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- —
low_ft_95- —
up_ft_95- —
Fit quality
chi_sq- 1767343.647
dof- 1769185
flag_frac- 0.333