FRB 20221210E
A burst from FRB20220912A
- Repeater
- FRB20220912A
- Event ID
- 254868509
- Arrival, 400 MHz
- 2022-12-10 01:55:40.871 UTC
- Right ascension
- 347.224°
- Declination
- 48.699°
How the sub-bursts differ
This burst has 3 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 | Sub-burst 3 |
|---|---|---|---|
| Arrival time, 400 MHzMJD | 59923.08033415061 | 59923.080334359714 | 59923.08033439579 |
| Arrival time, infinite frequencyMJD | 59923.08026738299 | 59923.080267592086 | 59923.08026762816 |
| Width (fitburst)s | 0.008501 | 0.005890 | 0.009985 |
| Peak frequencyMHz | 534.6 | 506.1 | 466.7 |
| Lowest frequencyMHz | 478.7 | 457.3 | 414.7 |
| Highest frequencyMHz | 597.0 | 560.2 | 525.3 |
| Spectral index | 109.37 | 104.93 | 50.75 |
| Spectral running | -188.83 | -223.39 | -164.96 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 347.224± 0.168degrees
dec- 48.699± 0.059degrees
gl- 106.03degrees
gb- -10.78degrees
Detection and dispersion
bonsai_snr- 25.8
snr_fitb- 56.3
bonsai_dm- 224.8pc cm⁻³
dm_fitb- 222.6592± 0.38325pc cm⁻³
dm_exc_ne2001- 97.2pc cm⁻³
dm_exc_ymw16- 100.2pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 59923.08033415061± 5.35 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 59923.08026738299± 1.27 × 10⁻⁷MJD
Burst shape
bc_width- 0.04227s
width_fitbDiffers between sub-bursts.- 0.008501± 0.0004922s
scat_time- 0.000000s
Flux and spectrum
flux- 0.62± 0.27Jy
fluence- 19.22± 6.17Jy ms
peak_freqDiffers between sub-bursts.- 534.6MHz
low_freqDiffers between sub-bursts.- 478.7MHz
high_freqDiffers between sub-bursts.- 597.0MHz
sp_idxDiffers between sub-bursts.- 109.37± 7.66
sp_runDiffers between sub-bursts.- -188.83± 13.00
Exposure and fluence thresholds
exp_up- 114.79± 60.61hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 2.6Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 7.1Jy ms
Fit quality
chi_sq- 1947306.596
dof- 1950464
flag_frac- 0.265