Table 2.

Timing parameters of the Crab pulsar used in this work.

ParameterDecember 5December 7Source*
Right ascension|${5^{\rm h}34^{\rm m}31{_{.}^{\rm s}}97232}$|FixedJBO
Declination|${22^{\circ}00^{\prime }52{^{\prime \prime }_{.}}069}$|FixedJBO
EphemerisDE430Fixed
Epoch59553.0000003866782459555.000000320011573This work
First pulse arrival time |$t_\mathrm{JPL}$| (ms)|$33.355\pm 0.005$||$27.530\pm 0.009$|This work
Pulsar frequency |$\nu$| (s|$^{-1}$|⁠)29.5893614566(2)29.5892979477(2)JBO
Frequency first derivative |$\dot{\nu }$| (s|$^{-2}$|⁠)|$-367527.57(22)\times 10^{-15}$||$-367527.57(22)\times 10^{-15}$|JBO
Frequency second derivative |$\ddot{\nu }$| (s|$^{-3}$|⁠)|$7.3\times 10^{-22}$|FixedJBO
Dispersion measure (pc cm|$^{-3}$|⁠)56.7420(10)FixedThis work
ParameterDecember 5December 7Source*
Right ascension|${5^{\rm h}34^{\rm m}31{_{.}^{\rm s}}97232}$|FixedJBO
Declination|${22^{\circ}00^{\prime }52{^{\prime \prime }_{.}}069}$|FixedJBO
EphemerisDE430Fixed
Epoch59553.0000003866782459555.000000320011573This work
First pulse arrival time |$t_\mathrm{JPL}$| (ms)|$33.355\pm 0.005$||$27.530\pm 0.009$|This work
Pulsar frequency |$\nu$| (s|$^{-1}$|⁠)29.5893614566(2)29.5892979477(2)JBO
Frequency first derivative |$\dot{\nu }$| (s|$^{-2}$|⁠)|$-367527.57(22)\times 10^{-15}$||$-367527.57(22)\times 10^{-15}$|JBO
Frequency second derivative |$\ddot{\nu }$| (s|$^{-3}$|⁠)|$7.3\times 10^{-22}$|FixedJBO
Dispersion measure (pc cm|$^{-3}$|⁠)56.7420(10)FixedThis work
*

JBO: Jodrell Bank Observatory

Table 2.

Timing parameters of the Crab pulsar used in this work.

ParameterDecember 5December 7Source*
Right ascension|${5^{\rm h}34^{\rm m}31{_{.}^{\rm s}}97232}$|FixedJBO
Declination|${22^{\circ}00^{\prime }52{^{\prime \prime }_{.}}069}$|FixedJBO
EphemerisDE430Fixed
Epoch59553.0000003866782459555.000000320011573This work
First pulse arrival time |$t_\mathrm{JPL}$| (ms)|$33.355\pm 0.005$||$27.530\pm 0.009$|This work
Pulsar frequency |$\nu$| (s|$^{-1}$|⁠)29.5893614566(2)29.5892979477(2)JBO
Frequency first derivative |$\dot{\nu }$| (s|$^{-2}$|⁠)|$-367527.57(22)\times 10^{-15}$||$-367527.57(22)\times 10^{-15}$|JBO
Frequency second derivative |$\ddot{\nu }$| (s|$^{-3}$|⁠)|$7.3\times 10^{-22}$|FixedJBO
Dispersion measure (pc cm|$^{-3}$|⁠)56.7420(10)FixedThis work
ParameterDecember 5December 7Source*
Right ascension|${5^{\rm h}34^{\rm m}31{_{.}^{\rm s}}97232}$|FixedJBO
Declination|${22^{\circ}00^{\prime }52{^{\prime \prime }_{.}}069}$|FixedJBO
EphemerisDE430Fixed
Epoch59553.0000003866782459555.000000320011573This work
First pulse arrival time |$t_\mathrm{JPL}$| (ms)|$33.355\pm 0.005$||$27.530\pm 0.009$|This work
Pulsar frequency |$\nu$| (s|$^{-1}$|⁠)29.5893614566(2)29.5892979477(2)JBO
Frequency first derivative |$\dot{\nu }$| (s|$^{-2}$|⁠)|$-367527.57(22)\times 10^{-15}$||$-367527.57(22)\times 10^{-15}$|JBO
Frequency second derivative |$\ddot{\nu }$| (s|$^{-3}$|⁠)|$7.3\times 10^{-22}$|FixedJBO
Dispersion measure (pc cm|$^{-3}$|⁠)56.7420(10)FixedThis work
*

JBO: Jodrell Bank Observatory

Close
This Feature Is Available To Subscribers Only

Sign In or Create an Account

Close

This PDF is available to Subscribers Only

View Article Abstract & Purchase Options

For full access to this pdf, sign in to an existing account, or purchase an annual subscription.

Close