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Table 2

Some characteristics of the double neutron star systems with their approximate orbital parameters.

Pulsar P Ė d Ωp χ i δ Reference
(ms) (1026W) (kpc) (deg/yr) /kpc2)

J0737-3039A 22.7 5.9 1.1 4.8 90 90 ≲ 6 2.0 Ferdman et al. (2013)
J0737-3039B 2773 0.0017 1.1 5.1 70 90 138 0.03 Perera et al. (2010)
J1906+0746 144 270 4.5 2.2 81 42-51 89 0.81 Desvignes et al. (2013)
B1913+16 59 1.7 7.1 1.2 47 157 21 0.026 Weisberg & Taylor (2002)
B1534+12 37.9 1.8 1.0 0.5 110 78 30,100? 1.3 Konacki et al. (2003)
J1141-6545 394 2.8 3.0 1.4 160 73 93 0.19 Manchester et al. (2010)

Notes. Angles are given in degrees according to the fits given in the corresponding references. We also computed the figure-of-merit as defined by Abdo et al. (2013). Distance are from the ATNF catalogue.

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