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Pulsars: General
Systematics of planetary ephemeris reference frames inferred from pulsar timing astrometry
We determined that current planetary ephemeris reference frames are aligned within 0.4 mas and non-rotating to better than 5 μas/yr.
Niu Liu
,
Zi Zhu
,
John Antoniadis
,
Jia-Cheng Liu
,
Hong Zhang
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Comparison of dynamical and kinematic reference frames via pulsar positions from timing, Gaia, and interferometric astrometry
Using pulsar positions measured independently by timing, VLBI, and Gaia, this paper assesses the orientation consistency between …
Niu Liu
,
Zi Zhu
,
John Antoniadis
,
Jia-Cheng Liu
,
Hong Zhang
,
Nan Jiang
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