FRB 20210130C
One-off burst
- Event ID
- 155045154
- Arrival, 400 MHz
- 2021-01-30 20:29:02.955 UTC
- Right ascension
- 316.685°
- Declination
- 37.521°
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 | 59244.85350642801 | 59244.853506465275 |
| Arrival time, infinite frequencyMJD | 59244.85329398021 | 59244.85329401748 |
| Width (fitburst)s | 0.000275 | 0.000342 |
| Peak frequencyMHz | 683.0 | 561.9 |
| Lowest frequencyMHz | 503.1 | 400.2 |
| Spectral index | 26.34 | 1.78 |
| Spectral running | -24.64 | -2.63 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 316.685± 0.118degrees
dec- 37.521± 0.157degrees
gl- 81.38degrees
gb- -6.62degrees
Detection and dispersion
bonsai_snr- 26.0
snr_fitb- 37.7
bonsai_dm- 708.1pc cm⁻³
dm_fitb- 708.4790± 0.00965pc cm⁻³
dm_exc_ne2001- 514.4pc cm⁻³
dm_exc_ymw16- 548.5pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59244.85350642801± 1.98 × 10⁻⁹MJD
mjd_infDiffers between sub-bursts.- 59244.85329398021± 3.50 × 10⁻⁹MJD
Burst shape
bc_width- 0.00885s
width_fitbDiffers between sub-bursts.- 0.000275± 0.0000230s
scat_time- 0.006379± 0.0005764s
Flux and spectrum
flux- 1.48± 0.37Jy
fluence- 8.86± 1.63Jy ms
peak_freqDiffers between sub-bursts.- 683.0MHz
low_freqDiffers between sub-bursts.- 503.1MHz
high_freq- 800.2MHz
sp_idxDiffers between sub-bursts.- 26.34± 4.77
sp_runDiffers between sub-bursts.- -24.64± 4.44
Exposure and fluence thresholds
exp_up- 115.35± 43.63hour
exp_low- 0.00± 0.00hour
low_ft_68- —
up_ft_68- 3.2Jy ms
low_ft_95- —
up_ft_95- 5.2Jy ms
Fit quality
chi_sq- 2165327.022
dof- 2166738
flag_frac- 0.184