FRB 20211009B
A burst from FRB20190208A
- Repeater
- FRB20190208A
- Event ID
- 190401595
- Arrival, 400 MHz
- 2021-10-09 01:41:22.323 UTC
- Right ascension
- 283.475°
- Declination
- 46.964°
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 | 59496.07039718224 | 59496.070397256364 |
| Arrival time, infinite frequencyMJD | 59496.070223266404 | 59496.07022334053 |
| Width (fitburst)s | 0.001110 | 0.001761 |
| Peak frequencyMHz | 453.7 | 436.4 |
| Highest frequencyMHz | 517.9 | 514.9 |
| Spectral index | 33.01 | 14.55 |
| Spectral running | -131.46 | -84.07 |
Loading
Loading
Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 283.475± 0.193degrees
dec- 46.964± 0.192degrees
gl- 76.71degrees
gb- 19.07degrees
Detection and dispersion
bonsai_snr- 17.8
snr_fitb- 29.9
bonsai_dm- 579.5pc cm⁻³
dm_fitb- 579.9812± 0.04007pc cm⁻³
dm_exc_ne2001- 508.6pc cm⁻³
dm_exc_ymw16- 514.7pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59496.070397256364± 2.40 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 59496.07022334053± 1.23 × 10⁻⁸MJD
Burst shape
bc_width- 0.00492s
width_fitbDiffers between sub-bursts.- 0.001761± 0.0000955s
scat_time- 0.000000s
Flux and spectrum
flux- 0.59± 0.26Jy
fluence- 3.42± 0.94Jy ms
peak_freqDiffers between sub-bursts.- 436.4MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 514.9MHz
sp_idxDiffers between sub-bursts.- 14.55± 2.47
sp_runDiffers between sub-bursts.- -84.07± 11.59
Exposure and fluence thresholds
exp_up- 115.80± 61.54hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 2.1Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 4.5Jy ms
Fit quality
chi_sq- 1912975.947
dof- 1913857
flag_frac- 0.279