FRB 20200118D
A burst from FRB20200118D
- Repeater
- FRB20200118D
- Event ID
- 69246471
- Arrival, 400 MHz
- 2020-01-18 07:15:55.962 UTC
- Right ascension
- 106.734°
- Declination
- 42.747°
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 | 58866.302731043994 | 58866.30273109109 |
| Arrival time, infinite frequencyMJD | 58866.30254355905 | 58866.30254360615 |
| Width (fitburst)s | 0.000836 | 0.002375 |
| Peak frequencyMHz | 447.9 | 408.8 |
| Highest frequencyMHz | 512.1 | 479.0 |
| Spectral index | 28.84 | 3.90 |
| Spectral running | -128.06 | -91.73 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 106.734± 0.187degrees
dec- 42.747± 0.190degrees
gl- 174.50degrees
gb- 20.71degrees
Detection and dispersion
bonsai_snr- 19.5
snr_fitb- 31.9
bonsai_dm- 624.4pc cm⁻³
dm_fitb- 625.2320± 0.03306pc cm⁻³
dm_exc_ne2001- 548.1pc cm⁻³
dm_exc_ymw16- 532.7pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58866.302731043994± 2.12 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 58866.30254355905± 1.01 × 10⁻⁸MJD
Burst shape
bc_width- 0.00786s
width_fitbDiffers between sub-bursts.- 0.000836± 0.0000584s
scat_time- 0.000000s
Flux and spectrum
flux- 0.15± 0.07Jy
fluence- 0.95± 0.23Jy ms
peak_freqDiffers between sub-bursts.- 447.9MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 512.1MHz
sp_idxDiffers between sub-bursts.- 28.84± 6.67
sp_runDiffers between sub-bursts.- -128.06± 24.55
Exposure and fluence thresholds
exp_up- 116.65± 52.75hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 0.7Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 1.5Jy ms
Fit quality
chi_sq- 2237013.030
dof- 2238019
flag_frac- 0.157