The compact neutron star in 4U 1746-37 revisited: Reassessing the mass and radius

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Table 2.

Mass and radius estimates from propagation of error analysis.

(1 − ℬ)⁻¹	M₁	σ_M₁	R₁	σ_R₁	M₂	σ_M₂	R₂	σ_R₂
(scaling factor)	(M_⊙)	(M_⊙)	(km)	(km)	(M_⊙)	(M_⊙)	(km)	(km)
2	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	0.463	0.146	8.63	2.18
3	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	0.714	0.233	10.3	2.74
4	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	0.982	0.352	11.5	3.32
5	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	⋅ ⋅ ⋅	1.27	0.502	12.4	4.06
6	2.12	1.08	9.80	4.13	1.59	0.689	13.0	5.45

Notes. Blank entries indicate unphysical solutions violating the general relativistic causality constraint $\frac{GM}{R c^{2}} < \frac{1}{2.94}$ $Mathematical equation: $ \frac{GM}{Rc^{2}} < \frac{1}{2.94} $$ .

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