FRB 20200202A
A burst from FRB20200202A
- Repeater
- FRB20200202A
- Event ID
- 71571712
- Arrival, 400 MHz
- 2020-02-02 00:51:20.664 UTC
- Right ascension
- 24.053°
- Declination
- 44.189°
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 | 58881.03565562168 | 58881.03565583432 |
| Arrival time, infinite frequencyMJD | 58881.03543892653 | 58881.03543913916 |
| Width (fitburst)s | 0.005594 | 0.005569 |
| Peak frequencyMHz | 563.2 | 527.6 |
| Lowest frequencyMHz | 495.9 | 465.7 |
| Highest frequencyMHz | 639.8 | 597.7 |
| Spectral index | 97.00 | 81.61 |
| Spectral running | -141.91 | -147.66 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 24.053± 0.201degrees
dec- 44.189± 0.189degrees
gl- 131.35degrees
gb- -17.95degrees
Detection and dispersion
bonsai_snr- 16.2
snr_fitb- 38.0
bonsai_dm- 731.1pc cm⁻³
dm_fitb- 722.6433± 0.19657pc cm⁻³
dm_exc_ne2001- 641.0pc cm⁻³
dm_exc_ymw16- 641.3pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58881.03565583432± 2.52 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 58881.03543913916± 6.41 × 10⁻⁸MJD
Burst shape
bc_width- 0.03441s
width_fitbDiffers between sub-bursts.- 0.005569± 0.0002985s
scat_time- 0.000000s
Flux and spectrum
flux- 0.30± 0.21Jy
fluence- 8.49± 3.45Jy ms
peak_freqDiffers between sub-bursts.- 527.6MHz
low_freqDiffers between sub-bursts.- 465.7MHz
high_freqDiffers between sub-bursts.- 597.7MHz
sp_idxDiffers between sub-bursts.- 81.61± 8.24
sp_runDiffers between sub-bursts.- -147.66± 14.99
Exposure and fluence thresholds
exp_up- 126.58± 50.02hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 6.0Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 13.3Jy ms
Fit quality
chi_sq- 2126427.364
dof- 2127859
flag_frac- 0.198