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CHIME/FRBPublic data

FRB 20210817A

One-off burst

Event ID
180974591
Arrival, 400 MHz
2021-08-17 11:08:58.853 UTC
Right ascension
19.526°
Declination
88.410°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
19.526± 0.020degrees
dec
88.410± 0.021degrees
gl
123.14degrees
gb
25.55degrees

Detection and dispersion

bonsai_snr
54.7
snr_fitb
99.3
bonsai_dm
223.6pc cm⁻³
dm_fitb
223.9930± 0.00073pc cm⁻³
dm_exc_ne2001
166.1pc cm⁻³
dm_exc_ymw16
167.1pc cm⁻³

Arrival time

mjd_400
59443.464570054464± 5.52 × 10⁻¹¹MJD
mjd_inf
59443.46450288688± 2.24 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000251± 0.0000013s
scat_time
0.000000s

Flux and spectrum

flux
6.08± 1.91Jy
fluence
7.79± 2.44Jy ms
peak_freq
453.1MHz
low_freq
400.2MHz
high_freq
570.3MHz
sp_idx
10.80± 0.46
sp_run
-43.49± 1.45

Exposure and fluence thresholds

exp_up
2255.39± 822.62hour
exp_low
2364.89± 874.14hour
low_ft_68
0.6Jy ms
up_ft_68
0.5Jy ms
low_ft_95
1.1Jy ms
up_ft_95
0.9Jy ms

Fit quality

chi_sq
665876.739
dof
675732
flag_frac
0.335