FRB 20181118C
A burst from FRB20180814A
- Repeater
- FRB20180814A
- Event ID
- 20746490
- Arrival, 400 MHz
- 2018-11-18 08:44:49.683 UTC
- Right ascension
- 65.374°
- Declination
- 73.632°
How the sub-bursts differ
This burst has 2 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 |
|---|---|---|
| Arrival time, 400 MHzMJD | 58440.36446382215 | 58440.36446392182 |
| Arrival time, infinite frequencyMJD | 58440.36440733065 | 58440.36440743031 |
| Width (fitburst)s | 0.002428 | 0.001322 |
| Peak frequencyMHz | 520.6 | 486.3 |
| Lowest frequencyMHz | 481.2 | 453.0 |
| Highest frequencyMHz | 563.2 | 522.0 |
| Spectral index | 195.80 | 178.12 |
| Spectral running | -372.19 | -457.15 |
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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- 65.374± 0.241degrees
dec- 73.632± 0.260degrees
gl- 136.42degrees
gb- 16.55degrees
Detection and dispersion
bonsai_snr- 10.3
snr_fitb- 21.8
bonsai_dm- 187.6pc cm⁻³
dm_fitb- 188.3900± 0.19701pc cm⁻³
dm_exc_ne2001- 100.3pc cm⁻³
dm_exc_ymw16- 79.2pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58440.36446392182± 1.84 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 58440.36440743031± 6.19 × 10⁻⁸MJD
Burst shape
bc_width- 0.03441s
width_fitbDiffers between sub-bursts.- 0.001322± 0.0002035s
scat_time- 0.000000s
Flux and spectrum
flux- 0.33± 0.20Jy
fluence- 1.72± 0.70Jy ms
peak_freqDiffers between sub-bursts.- 486.3MHz
low_freqDiffers between sub-bursts.- 453.0MHz
high_freqDiffers between sub-bursts.- 522.0MHz
sp_idxDiffers between sub-bursts.- 178.12± 36.91
sp_runDiffers between sub-bursts.- -457.15± 95.39
Exposure and fluence thresholds
exp_up- 267.33± 152.77hour
exp_low- 246.21± 83.31hour
low_ft_68- 45.8Jy ms
up_ft_68- 7.4Jy ms
low_ft_95- 147.3Jy ms
up_ft_95- 23.7Jy ms
Fit quality
chi_sq- 1763866.039
dof- 1764331
flag_frac- 0.335