Attempt to use traveling pulsar wind nebula modeling on the enigmatic LHAASO dumbbell-like structure

Open Access

Table 1.

Overview of the six UHE γ-ray sources detected solely by LHAASO-KM2A (Cao et al. 2024), which are the focus of this study.

Source	Galactic longitude	Galactic latitude	TS₁₀₀^(a)	Spectral index	Energetic pulsars nearby
J0007+5659u	116 $\overset{°}{.}$ $\overset{\circ }{.}$ 94	−5 $\overset{°}{.}$ $\overset{\circ }{.}$ 36	43.6	3.10 ± 0.20	/
J0206+4302u	137 $\overset{°}{.}$ $\overset{\circ }{.}$ 27	−17 $\overset{°}{.}$ $\overset{\circ }{.}$ 71	82.8	2.62 ± 0.16	/
J0212+4254u	138 $\overset{°}{.}$ $\overset{\circ }{.}$ 28	−17 $\overset{°}{.}$ $\overset{\circ }{.}$ 55	30.2	2.45 ± 0.23	/
J0216+4237u	139 $\overset{°}{.}$ $\overset{\circ }{.}$ 17	−17 $\overset{°}{.}$ $\overset{\circ }{.}$ 55	65.6	2.58 ± 0.17	PSR J0218+4232
J1740+0948u	33 $\overset{°}{.}$ $\overset{\circ }{.}$ 79	20 $\overset{°}{.}$ $\overset{\circ }{.}$ 26	37.2	3.13 ± 0.15	PSR J1740+1000
J1959+1129u	51 $\overset{°}{.}$ $\overset{\circ }{.}$ 10	−9 $\overset{°}{.}$ $\overset{\circ }{.}$ 42	60.8	2.69 ± 0.17	/

Notes.

^(a)

Test statistic value at energies exceeding 100 TeV.

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