FRB 20190604F
A burst from FRB20180916B
- Repeater
- FRB20180916B
- Event ID
- 40363754
- Arrival, 400 MHz
- 2019-06-04 17:11:39.815 UTC
- Right ascension
- 29.783°
- Declination
- 65.733°
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 | 58638.71643304025 | 58638.71643304144 | 58638.71643308757 |
| Arrival time, infinite frequencyMJD | 58638.71632824991 | 58638.716328251096 | 58638.716328297225 |
| Width (fitburst)s | 0.001049 | 0.002105 | 0.002013 |
| Peak frequencyMHz | 689.4 | 628.3 | 587.4 |
| Lowest frequencyMHz | 647.5 | 596.4 | 497.9 |
| Highest frequencyMHz | 734.1 | 661.9 | 693.1 |
| Spectral index | 635.65 | 765.54 | 64.59 |
| Spectral running | -584.31 | -848.64 | -84.14 |
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Notes
- This event was included in Catalog 1.
- The pulse emission region was extended during fluence estimation.
Position
ra- 29.783± 0.157degrees
dec- 65.733± 0.157degrees
gl- 129.82degrees
gb- 3.77degrees
Detection and dispersion
bonsai_snr- 42.2
snr_fitb- 95.9
bonsai_dm- 352.6pc cm⁻³
dm_fitb- 349.4588± 0.05268pc cm⁻³
dm_exc_ne2001- 151.4pc cm⁻³
dm_exc_ymw16- 27.2pc cm⁻³
Arrival time
mjd_400Differs between sub-bursts.- 58638.71643304025± 1.04 × 10⁻⁸MJD
mjd_infDiffers between sub-bursts.- 58638.71632824991± 1.89 × 10⁻⁸MJD
Burst shape
bc_width- 0.00885s
width_fitbDiffers between sub-bursts.- 0.001049± 0.0000267s
scat_time- 0.000000s
Flux and spectrum
flux- 3.34± 0.85Jy
fluence- 21.23± 4.41Jy ms
peak_freqDiffers between sub-bursts.- 689.4MHz
low_freqDiffers between sub-bursts.- 647.5MHz
high_freqDiffers between sub-bursts.- 734.1MHz
sp_idxDiffers between sub-bursts.- 635.65± 30.88
sp_runDiffers between sub-bursts.- -584.31± 28.69
Exposure and fluence thresholds
exp_up- 231.72± 82.85hour
exp_low- 0.00± 0.00hour
low_ft_68- 0.0Jy ms
up_ft_68- 4.8Jy ms
low_ft_95- 0.0Jy ms
up_ft_95- 10.6Jy ms
Fit quality
chi_sq- 1881335.380
dof- 1890524
flag_frac- 0.288