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CHIME/FRBPublic data

FRB 20200421A

One-off burst

Event ID
81563388
Arrival, 400 MHz
2020-04-21 18:48:59.854 UTC
Right ascension
194.841°
Declination
77.154°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
194.841± 0.189degrees
dec
77.154± 0.314degrees
gl
122.36degrees
gb
39.97degrees

Detection and dispersion

bonsai_snr
23.0
snr_fitb
26.6
bonsai_dm
263.7pc cm⁻³
dm_fitb
264.5609± 0.00741pc cm⁻³
dm_exc_ne2001
224.3pc cm⁻³
dm_exc_ymw16
231.4pc cm⁻³

Arrival time

mjd_400
58960.784026093446± 8.66 × 10⁻¹⁰MJD
mjd_inf
58960.783946760996± 2.38 × 10⁻⁹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000613± 0.0000256s
scat_time
0.000000s

Flux and spectrum

flux
1.92± 0.59Jy
fluence
3.74± 0.88Jy ms
peak_freq
460.7MHz
low_freq
400.2MHz
high_freq
694.0MHz
sp_idx
3.87± 1.25
sp_run
-13.72± 2.49

Exposure and fluence thresholds

exp_up
309.60± 159.16hour
exp_low
350.83± 180.10hour
low_ft_68
1.3Jy ms
up_ft_68
0.3Jy ms
low_ft_95
2.2Jy ms
up_ft_95
0.5Jy ms

Fit quality

chi_sq
1622209.619
dof
1622910
flag_frac
0.389