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1,463 results on '"Proper motions"'

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2. An in-depth analysis of the differentially expanding star cluster Stock 18 (Villafranca O-036) using Gaia DR3 and ground-based data.

3. BP3M: Bayesian Positions, Parallaxes, and Proper Motions Derived from the Hubble Space Telescope and Gaia Data.

4. HSTPROMO Internal Proper-motion Kinematics of Dwarf Spheroidal Galaxies. I. Velocity Anisotropy and Dark Matter Cusp Slope of Draco.

5. High-precision astrometry with VVV: II. A near-infrared extension of Gaia into the Galactic plane.

6. Searching for magnetar binaries disrupted by core-collapse supernovae.

7. Spectroscopic evidence of a possible young stellar cluster at the Galactic Center.

8. Hypervelocity star candidates from Gaia DR2 and DR3 proper motions and parallaxes.

9. A new kinematic model of the Galaxy: analysis of the stellar velocity field from Gaia Data Release 3.

10. MeerKAT Pulsar Timing Array parallaxes and proper motions.

11. New candidate hypervelocity red clump stars in the inner Galactic bulge.

12. The distribution, kinematics, and luminosities of extreme helium stars as probes of their origin and evolution.

13. The most stringent upper limit set on the mass of a central black hole in 47 Tucanae using dynamical models.

14. A clustering (DBSCAN+GMM) investigation of the young open cluster NGC 6649.

15. Gaia uncovers difference in B and Be star binarity at small scales: evidence for mass transfer causing the Be phenomenon.

16. Isochrone fitting of Galactic globular clusters – V. NGC 6397 and NGC 6809 (M55).

17. ALMA Observations of Proper Motions of the Dust Clumps in the Protoplanetary Disk MWC 758

18. VLBA Astrometry of the Fastest-spinning Magnetar Swift J1818.0−1607: A Large Trigonometric Distance and a Small Transverse Velocity

19. Study of structural parameters and systemic proper motion of Sextans dwarf spheroidal galaxy with Subaru Hyper Suprime-Cam data.

20. Evidence for mass-dependent peculiar velocities in compact object binaries: towards better constraints on natal kicks.

21. VLBI Astrometry of radio stars to link radio and optical celestial reference frames. I. HD 199178 & AR Lacertae.

22. Dynamics of Linear Control Systems on the Group of Proper Motions.

23. Stochastic gravitational wave background constraints from Gaia DR3 astrometry.

24. Walkaway Star Candidates in IC 348 and Their Possible Birthplaces.

25. A clustering study of the old open cluster Trumpler 19.

26. Massive Hypervelocity Runaway Stars in the Large Magellanic Cloud.

27. A VLBI Proper Motion Analysis of the Recoiling Supermassive Black Hole Candidate Mrk 1018.

28. An elusive dark central mass in the globular cluster M4.

29. An interferometric SETI observation of Kepler-111 b.

30. Searching for ejected supernova companions in the era of precise proper motion and radial velocity measurements.

31. Transient Events in the Circumnuclear Regions of AGNs and Quasars As Sources of Imitations of Proper Motions.

32. Determination of the Parameters of a Nonlinear Kinematic Galactic Rotation Model Based on the Proper Motions and Radial Velocities of Stars from the Gaia DR3 Catalogue.

33. First observational evidence of a relation between globular clusters' internal rotation and stellar masses.

34. HST Proper Motions of NGC 147 and NGC 185: Orbital Histories and Tests of a Dynamically Coherent Andromeda Satellite Plane

35. The CatWISE Preliminary Catalog: Motions from WISE and NEOWISE Data

36. The vertex coordinates of the Galaxy's stellar systems according to the Gaia DR3 catalogue.

37. An observationally derived kick distribution for neutron stars in binary systems.

38. Evidence of an age gradient along the line of sight in the nuclear stellar disc of the Milky Way.

39. Gaia-ESO survey: Massive stars in the Carina Nebula: I. A new census of OB stars.

40. The cosmic DANCe of Perseus: I. Membership, phase-space structure, mass, and energy distributions.

41. Carte du Ciel and Gaia: I. Astrometry.

42. Classifying the satellite plane membership of Centaurus A's dwarf galaxies using orbital alignment constraints.

43. The Proper Motion of the High Galactic Latitude Pulsar Calvera

44. Kinematics of Supernova Remnants Using Multiepoch Maximum Likelihood Estimation: Chandra Observation of Cassiopeia A as an Example

45. Testing Cluster Membership of Planetary Nebulae with High-precision Proper Motions. I. HST Observations of JaFu 1 Near the Globular Cluster Palomar 6

46. BP3M: Bayesian Positions, Parallaxes, and Proper Motions Derived from the Hubble Space Telescope and Gaia Data

47. Proper Motions and Orbits of Distant Local Group Dwarf Galaxies from a Combination of Gaia and Hubble Data

48. oMEGACat. II. Photometry and Proper Motions for 1.4 Million Stars in Omega Centauri and Its Rotation in the Plane of the Sky

49. VLBA Astrometry of the Galactic Double Neutron Stars PSR J0509+3801 and PSR J1930–1852: A Preliminary Transverse Velocity Distribution of Double Neutron Stars and its Implications

50. HSTPROMO Internal Proper-motion Kinematics of Dwarf Spheroidal Galaxies. I. Velocity Anisotropy and Dark Matter Cusp Slope of Draco

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