FRB 20210101E
One-off burst
- Event ID
- 150016137
- Arrival, 400 MHz
- 2021-01-01 01:06:15.896 UTC
- Right ascension
- 356.360°
- Declination
- 49.596°
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 | 59215.04601731078 | 59215.046017371125 |
| Arrival time, infinite frequencyMJD | 59215.04575920083 | 59215.04575926118 |
| Width (fitburst)s | 0.001003 | 0.000108 |
| Peak frequencyMHz | 459.0 | 587.0 |
| Lowest frequencyMHz | 400.2 | 451.1 |
| Highest frequencyMHz | 664.1 | 763.8 |
| Spectral index | 4.63 | 25.45 |
| Spectral running | -16.87 | -33.21 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 356.360± 0.162degrees
dec- 49.596± 0.161degrees
gl- 112.09degrees
gb- -11.88degrees
Detection and dispersion
bonsai_snr- 27.7
snr_fitb- 38.1
bonsai_dm- 860.1pc cm⁻³
dm_fitb- 860.7549± 0.00578pc cm⁻³
dm_exc_ne2001- 745.4pc cm⁻³
dm_exc_ymw16- 745.6pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59215.04601731078± 1.62 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 59215.04575920083± 2.37 × 10⁻⁹MJD
Burst shape
bc_width- 0.00885s
width_fitbDiffers between sub-bursts.- 0.001003± 0.0000846s
scat_time- 0.003017± 0.0005931s
Flux and spectrum
flux- 1.09± 0.27Jy
fluence- 6.95± 1.24Jy ms
peak_freqDiffers between sub-bursts.- 459.0MHz
low_freqDiffers between sub-bursts.- 400.2MHz
high_freqDiffers between sub-bursts.- 664.1MHz
sp_idxDiffers between sub-bursts.- 4.63± 1.09
sp_runDiffers between sub-bursts.- -16.87± 2.72
Exposure and fluence thresholds
exp_up- 139.46± 57.63hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 1.5Jy ms
low_ft_95- —
up_ft_95- 2.4Jy ms
Fit quality
chi_sq- 2193972.433
dof- 2195412
flag_frac- 0.173