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Next: Dynamical Effects Up: Pulsar timing Previous: Measuring arrival times

Transformations

 

equation542


Binary pulsars
tex2html_wrap_inline3922   Require a further 4 terms to account for effects in the binary system.
tex2html_wrap_inline3922   If companion is not compact, require tidal and quadrupole contributions to timing model

tex2html_wrap_inline5046 Aberration delay due to rotation of the Earth and/or the pulsar

Roemer delay

equation550

  
Figure 34: Two contributions to the Roemer delay. Left: the radial velocity shifts due to motion in an eccentric binary system. Right: The timing parallax.

tex2html_wrap_inline5048 Einstein delay

Includes the
tex2html_wrap_inline3922   Gravitational redshift due to companion
tex2html_wrap_inline3922   Time dilation

   figure719
Figure 35: The changing Einstein delay due to precession of the orbit of PSR B1913+16

Shapiro delay

equation565

equation568


   figure729
Figure 36: The Shapiro delay in PSR B1855+09



Jon Bell
Thu Dec 19 15:15:11 GMT 1996