FRB 20190301A
A burst from FRB20190222A
- Repeater
- FRB20190222A
- Arrival, 400 MHz
- 2019-03-01 18:03:02.474 UTC
- Right ascension
- 313.060°
- Declination
- 69.830°
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 | 58543.752111966 | 58543.752112056 |
| Arrival time, infinite frequencyMJD | 58543.7519741598 | 58543.751974249 |
| Width (fitburst)s | 0.001471 | 0.001240 |
| Peak frequencyMHz | 592.1 | 568.3 |
| Lowest frequencyMHz | 503.6 | 487.8 |
| Highest frequencyMHz | 696.0 | 662.1 |
| Spectral index | 68.90 | 69.00 |
| Spectral running | -87.90 | -99.00 |
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Position
ra- 313.060± 0.170degrees
dec- 69.830± 0.210degrees
gl- 104.88degrees
gb- 15.88degrees
Detection and dispersion
bonsai_snr- 17.9
snr_fitb- 53.5
bonsai_dm- 461.0pc cm⁻³
dm_fitb- 459.5613± 0.00970pc cm⁻³
dm_exc_ne2001- 372.4pc cm⁻³
dm_exc_ymw16- 358.8pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58543.752111966± 4.20 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 58543.7519741598± 5.10 × 10⁻⁹MJD
Burst shape
bc_width- 0.00590s
width_fitbDiffers between sub-bursts.- 0.001471± 0.0000980s
scat_time- 0.001560± 0.0002600s
Flux and spectrum
flux- 1.83± 0.73Jy
fluence- 8.60± 3.30Jy ms
peak_freqDiffers between sub-bursts.- 592.1MHz
low_freqDiffers between sub-bursts.- 503.6MHz
high_freqDiffers between sub-bursts.- 696.0MHz
sp_idxDiffers between sub-bursts.- 68.90± 3.70
sp_runDiffers between sub-bursts.- -87.90± 4.70
Exposure and fluence thresholds
exp_up- 33.00± 20.00hour
exp_low- —
low_ft_68- 0.0Jy ms
up_ft_68- 7.5Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 14.0Jy ms
Fit quality
chi_sq- 616152.983
dof- 610116
flag_frac- 0.347