Table 1: Timing model for PSR J2145-0750.
Measured parametersa
Ecliptic longitude, $\lambda$ $326\hbox{$.\!\!^\circ$ }02465688(10)$
Ecliptic latitude, $\beta$ $5\hbox{$.\!\!^\circ$ }3130779(8)$
Proper motionb, $\mu_\lambda$ (mas yr-1) -12.37(6)
Proper motionb, $\mu_\beta$ (mas yr-1) -6.8(7)
Right ascensionc, $\alpha$ (J2000) $21^{\rm h} 45^{\rm m} 50~\hbox{$.\!\!^{\rm s}$ }46726$
Declinationc, $\delta$ (J2000) $-07\hbox{$^\circ$ }50\hbox{$^\prime$ }18~\hbox{$.\!\!^{\prime\prime}$ }375$
Parallax, $\pi$ (mas) 2.0(6)
Pulse frequency, $\nu$ (s-1) 62.2958888453343(4)
Pulse frequency derivative, $\dot\nu$ (10-16 s-2) -1.15481(8)
Pulse period, P (ms) 16.05242365965367(14)
Period derivative, $\dot P$ (10-20 s s-1) 2.9757(2)
Epoch (MJD) 50 800.0
Orbital period, $P_{\rm b}$ (d) 6.8389025099(4)
Projected semi-major axis, x (lt-s) 10.1641056(6)
First derivative of x, $\dot x$ (10-14 lt-s s-1) 1.8(6)
$\epsilon_1$ -0.00000677(8)
$\epsilon_2$ -0.00001805(10)
Epoch of ascending node, $T_{\rm ASC}$ (MJD) 50 802.29811051(8)
Eccentricityd, e 0.00001928(10)
Epoch of periastrond, $T_{\rm0}$ (MJD) 50 806.108(4)
Longitude of periastronc, $\omega$ (deg) 200.5(2)
Dispersion measure, DM (pc cm-3) 9.0031(2)
Dispersion measure derivative, d $({\rm DM})/{\rm d}t$ (10-4 pc cm-3 yr-1) -2.2(4)
Measured upper limitse
Pulse frequency second derivative, $\vert\ddot\nu\vert$ (s-3) < $8\times 10^{-28}$
Orbital period derivative, $\vert\dot P_{\rm b}\vert$ (s s-1) < $2.4\times 10^{-12}$
Eccentricity derivative, $\vert\dot e\vert$ (s-1) < $2.8\times 10^{-15}$
Periastron rate of change, $\vert\dot\omega\vert$ (deg yr-1) <0.47
Derived parameters
Galactic longitude, l $47\hbox{$.\!\!^\circ$ }78$
Galactic latitude, b $-42\hbox{$.\!\!^\circ$ }08$
Parallax distance (pc) 500+210-120
Composite proper motion, $\mu$ (mas yr-1) 14.1(4)
Transverse velocity, $v_{\rm t}$ (km s-1) 33(9)
Mass function, $f_{\rm m}$ ($M_\odot $) 0.024105570(4)
Pulsar characteristic age (Gyr) 10.4(5)
Pulsar surface magnetic field (108 G) 6.35(14)
Timing RMS ($\mu$s) 2.7
a Uncertainties quoted are in the last digit(s) and represent $2\sigma$ estimates (twice the formal TEMPO errors).
b Calculated from Monte-Carlo simulations.
c Calculated from ecliptic coordinates.
d Calculated from the ELL1 model.
e Upper limits represent 95% C.L.

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