FRB 20210603C
One-off burst
- Event ID
- 172925957
- Arrival, 400 MHz
- 2021-06-03 16:12:48.437 UTC
- Right ascension
- 15.674°
- Declination
- 11.855°
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 | 59368.67556053169 | 59368.67556061624 |
| Arrival time, infinite frequencyMJD | 59368.67544592098 | 59368.67544600552 |
| Width (fitburst)s | 0.000527 | 0.002530 |
| Peak frequencyMHz | 440.4 | 507.1 |
| Highest frequencyMHz | 721.4 | 765.6 |
| Spectral index | 1.81 | 6.43 |
| Spectral running | -9.45 | -13.57 |
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Notes
- This event should be excluded from parameter inference due to non-nominal telescope operation.
- The pulse emission region was extended during fluence estimation.
- Exposure. Event occurred during a period when the L4 metadata system was offline or misconfigured and should be excluded from population studies.
Position
ra- 15.674± 0.171degrees
dec- 11.855± 0.049degrees
gl- 127.30degrees
gb- -50.92degrees
Detection and dispersion
bonsai_snr- 24.7
snr_fitb- 36.2
bonsai_dm- 382.1pc cm⁻³
dm_fitb- 382.2082± 0.00940pc cm⁻³
dm_exc_ne2001- 347.0pc cm⁻³
dm_exc_ymw16- 356.0pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59368.67556061624± 1.71 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 59368.67544600552± 3.30 × 10⁻⁹MJD
Burst shape
bc_width- 0.00688s
width_fitbDiffers between sub-bursts.- 0.002530± 0.0001035s
scat_time- 0.000000s
Flux and spectrum
flux- 1.33± 0.35Jy
fluence- 8.56± 1.73Jy ms
peak_freqDiffers between sub-bursts.- 507.1MHz
low_freq- 400.2MHz
high_freqDiffers between sub-bursts.- 765.6MHz
sp_idxDiffers between sub-bursts.- 6.43± 0.84
sp_runDiffers between sub-bursts.- -13.57± 1.38
Exposure and fluence thresholds
exp_up- 86.31± 34.51hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 4.3Jy ms
low_ft_95- —
up_ft_95- 7.2Jy ms
Fit quality
chi_sq- 1807908.116
dof- 1809205
flag_frac- 0.318