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CHIME/FRBPublic data

FRB 20211127B

One-off burst

Event ID
199578513
Arrival, 400 MHz
2021-11-27 16:20:27.013 UTC
Right ascension
192.043°
Declination
29.665°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
192.043± 0.168degrees
dec
29.665± 0.174degrees
gl
138.55degrees
gb
87.36degrees

Detection and dispersion

bonsai_snr
28.8
snr_fitb
42.5
bonsai_dm
470.3pc cm⁻³
dm_fitb
470.6396± 0.00156pc cm⁻³
dm_exc_ne2001
450.7pc cm⁻³
dm_exc_ymw16
450.0pc cm⁻³

Arrival time

mjd_400
59545.68086820488± 2.35 × 10⁻¹⁰MJD
mjd_inf
59545.68072707672± 5.22 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000338± 0.0000060s
scat_time
0.000000s

Flux and spectrum

flux
2.60± 0.53Jy
fluence
4.53± 0.89Jy ms
peak_freq
556.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
3.06± 0.55
sp_run
-4.65± 0.74

Exposure and fluence thresholds

exp_up
94.44± 33.71hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.1Jy ms
low_ft_95
—
up_ft_95
1.8Jy ms

Fit quality

chi_sq
1974108.861
dof
1975908
flag_frac
0.256