FRB 20191217A
A burst from FRB20190212A
- Repeater
- FRB20190212A
- Event ID
- 65300794
- Arrival, 400 MHz
- 2019-12-17 08:38:55.826 UTC
- Right ascension
- 276.676°
- Declination
- 81.401°
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 | 58834.36036835851 | 58834.36036846619 |
| Arrival time, infinite frequencyMJD | 58834.360277864806 | 58834.36027797249 |
| Width (fitburst)s | 0.002716 | 0.000580 |
| Peak frequencyMHz | 592.0 | 523.2 |
| Lowest frequencyMHz | 503.7 | 473.9 |
| Highest frequencyMHz | 695.8 | 577.6 |
| Spectral index | 69.09 | 125.89 |
| Spectral running | -88.23 | -234.86 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 276.676± 0.189degrees
dec- 81.401± 0.285degrees
gl- 113.26degrees
gb- 27.72degrees
Detection and dispersion
bonsai_snr- 19.0
snr_fitb- 33.9
bonsai_dm- 304.1pc cm⁻³
dm_fitb- 301.7819± 0.07861pc cm⁻³
dm_exc_ne2001- 249.0pc cm⁻³
dm_exc_ymw16- 252.8pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58834.36036835851± 1.33 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 58834.360277864806± 2.71 × 10⁻⁸MJD
Burst shape
bc_width- 0.01769s
width_fitbDiffers between sub-bursts.- 0.002716± 0.0004104s
scat_time- 0.007359± 0.0008410s
Flux and spectrum
flux- 0.78± 0.48Jy
fluence- 6.20± 3.04Jy ms
peak_freqDiffers between sub-bursts.- 592.0MHz
low_freqDiffers between sub-bursts.- 503.7MHz
high_freqDiffers between sub-bursts.- 695.8MHz
sp_idxDiffers between sub-bursts.- 69.09± 12.23
sp_runDiffers between sub-bursts.- -88.23± 15.02
Exposure and fluence thresholds
exp_up- 500.39± 261.79hour
exp_low- 538.64± 269.92hour
low_ft_68- 7.3Jy ms
up_ft_68- 2.9Jy ms
low_ft_95- 16.6Jy ms
up_ft_95- 6.4Jy ms
Fit quality
chi_sq- 1847434.535
dof- 1848570
flag_frac- 0.304