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CHIME/FRBPublic data

FRB 20210121A

One-off burst

Event ID
153171498
Arrival, 400 MHz
2021-01-21 15:46:34.136 UTC
Right ascension
238.120°
Declination
65.381°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
238.120± 0.129degrees
dec
65.381± 0.055degrees
gl
99.27degrees
gb
42.49degrees

Detection and dispersion

bonsai_snr
63.4
snr_fitb
112.0
bonsai_dm
226.0pc cm⁻³
dm_fitb
226.1406± 0.00018pc cm⁻³
dm_exc_ne2001
188.6pc cm⁻³
dm_exc_ymw16
195.5pc cm⁻³

Arrival time

mjd_400
59235.65733953302± 2.21 × 10⁻¹¹MJD
mjd_inf
59235.65727172145± 6.07 × 10⁻¹¹MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000164± 0.0000004s
scat_time
0.000000s

Flux and spectrum

flux
4.47± 0.82Jy
fluence
8.33± 1.48Jy ms
peak_freq
481.8MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
2.91± 0.20
sp_run
-7.84± 0.34

Exposure and fluence thresholds

exp_up
224.85± 43.38hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
1.7Jy ms
low_ft_95
—
up_ft_95
2.7Jy ms

Fit quality

chi_sq
2068020.393
dof
2080560
flag_frac
0.216