Press Release
Open Access

Table B.3

Measured timing model parameters for PSRs J1600−3053, J164+2224, J1713 +0747 and J1730–2304.

Pulsar Jname J1600−3053 J1640+2224 J1713+0747 J1730−2304
Right ascension, α (J2000) 16:00:51.903339(2) 16:40:16.744850(2) 17:13:49.5331917(3)
Declination, δ (J2000) −30:53:49.37555(7) 22:24:08.84119(5) 07:47:37.49258(1)
Ecliptic longitude λ (deg) 263.18603136(1)
Ecliptic latitude β (deg) 0.188871(4)
Spin frequency, v (Hz) 277.9377069896062(8) 316.123979331869(2) 218.8118404171605(2) 123.110287147370(2)
Spin frequency derivative, −7.33880(3) × 10−16 −2.8156(1) × 10−16 −4.08385(2) × 10−16 −3.05916(6) × 10−16
DM (cm−3 pc) 52.3243(4) 18.426(1) 15.9918(1) 9.618(2)
DM1 (cm−3 pc yr−1) −3(10) × 10−5 0.0003(1) 1(14)×10−6 0.0004(2)
DM2 (cm−3 pc yr−2) 4(3)×10−5 −5(2) × 10−5 −6(3) × 10−6 −2(40) × 10−6
Proper motion in α, µα (mas yr−1 ) −0.943(3) 2.102(4) 4.9215(8)
Proper motion in δ, µδ (mas yr−1 ) −6.92(1) −11.333(7) −3.920(2)
Proper motion in λ, µλ (mas yr−1 ) 20.236(5)
Proper motion in β, µβ (mas yr−1 ) −4.4(1.8)
Parallax, (mas) 0.72(2) 0.8(2) 0.88(1) 2.08(6)
Binary model T2 DDH T2
Orbital period, Pb (d) 14.3484635(2) 175.460664578(9) 67.8251309746(7)
Projected semi-major axis, x (s) 8.8016540(1) 55.3297193(4) 32.34241947(4)
Longitude of periastron, ω (deg) 181.819(3) 50.7326(2) 176.2000(4)
Epoch of periastron, T0 (MJD) 52506.3733(1) 51626.17953(9) 48741.97387(7)
Orbital eccentricity, e 0.000173728(2) 0.000797277(3) 7.49405(2)×10−5
Advance of periastron, (deg/yr) 0.0036(1)
Orbital period derivative, b 3.6(3)×10−13 9(2)×10−12 2.6(7)×10−13
Derivative of x, −3.55(6) × 10−15 1.12(4)×10−14
Sine of inclination angle, sin i 0.906(6)
Companion mass, Mc (M) 0.29(2) 0.296(3)
3rd harmonic of Shapiro delay, h3 (s) 3.8(2)×10−7
Ratio of harmonics amplitude, ς 0.75(4)
Longitude of ascending node, Ω (deg) 91.1(5)
Inclination angle, i (deg) 71.3(2)
Noise model RN, DM, SV DM RN, DM DM

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.