FRB 20210601A
A burst from FRB20210601A
- Repeater
- FRB20210601A
- Event ID
- 172714718
- Arrival, 400 MHz
- 2021-06-01 04:34:14.877 UTC
- Right ascension
- 196.605°
- Declination
- 65.929°
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 | 59366.19044981894 | 59366.190449966736 |
| Arrival time, infinite frequencyMJD | 59366.19032422268 | 59366.19032437047 |
| Width (fitburst)s | 0.006558 | 0.000782 |
| Peak frequencyMHz | 446.8 | 418.3 |
| Highest frequencyMHz | 518.7 | 514.8 |
| Spectral index | 22.76 | 4.72 |
| Spectral running | -103.30 | -53.41 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 196.605± 0.228degrees
dec- 65.929± 0.239degrees
gl- 120.50degrees
gb- 51.13degrees
Detection and dispersion
bonsai_snr- 11.4
snr_fitb- 20.8
bonsai_dm- 418.9pc cm⁻³
dm_fitb- 418.8432± 0.04052pc cm⁻³
dm_exc_ne2001- 384.5pc cm⁻³
dm_exc_ymw16- 392.5pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59366.190449966736± 1.98 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 59366.19032437047± 1.23 × 10⁻⁸MJD
Burst shape
bc_width- 0.02261s
width_fitbDiffers between sub-bursts.- 0.000782± 0.0000893s
scat_time- 0.000000s
Flux and spectrum
flux- —
fluence- —
peak_freqDiffers between sub-bursts.- 418.3MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 514.8MHz
sp_idxDiffers between sub-bursts.- 4.72± 7.04
sp_runDiffers between sub-bursts.- -53.41± 38.09
Exposure and fluence thresholds
exp_up- 174.63± 100.60hour
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- 6.3Jy ms
Fit quality
chi_sq- 1893671.812
dof- 1894093
flag_frac- 0.286