FRB 20200302A
A burst from FRB20180814A
- Repeater
- FRB20180814A
- Event ID
- 75187874
- Arrival, 400 MHz
- 2020-03-02 01:52:16.584 UTC
- Right ascension
- 65.182°
- Declination
- 73.628°
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 | 58910.07796972645 | 58910.07796985524 |
| Arrival time, infinite frequencyMJD | 58910.07791193344 | 58910.07791206223 |
| Width (fitburst)s | 0.007490 | 0.001607 |
| Peak frequencyMHz | 457.3 | 505.8 |
| Lowest frequencyMHz | 400.2 | 490.9 |
| Highest frequencyMHz | 550.2 | 521.2 |
| Spectral index | 17.92 | 1198.55 |
| Spectral running | -67.23 | -2558.87 |
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Notes
- The pulse emission region was extended during fluence estimation.
Position
ra- 65.182± 0.212degrees
dec- 73.628± 0.228degrees
gl- 136.39degrees
gb- 16.51degrees
Detection and dispersion
bonsai_snr- 15.2
snr_fitb- 24.8
bonsai_dm- 194.1pc cm⁻³
dm_fitb- 192.7303± 0.18272pc cm⁻³
dm_exc_ne2001- 104.5pc cm⁻³
dm_exc_ymw16- 83.3pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58910.07796972645± 1.39 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 58910.07791193344± 5.65 × 10⁻⁸MJD
Burst shape
bc_width- 0.01868s
width_fitbDiffers between sub-bursts.- 0.007490± 0.0004579s
scat_time- 0.000000s
Flux and spectrum
flux- 0.41± 0.21Jy
fluence- 2.96± 0.91Jy ms
peak_freqDiffers between sub-bursts.- 457.3MHz
low_freqDiffers between sub-bursts.- 400.2MHz
high_freqDiffers between sub-bursts.- 550.2MHz
sp_idxDiffers between sub-bursts.- 17.92± 2.60
sp_runDiffers between sub-bursts.- -67.23± 8.64
Exposure and fluence thresholds
exp_up- 269.66± 150.14hour
exp_low- 253.17± 75.87hour
low_ft_68- 38.9Jy ms
up_ft_68- 6.3Jy ms
low_ft_95- 125.2Jy ms
up_ft_95- 20.2Jy ms
Fit quality
chi_sq- 2112189.884
dof- 2112793
flag_frac- 0.204